Câu 15. Có mấy hình thức khai thác rừng?
A. 2 В.5 С.3 D. 4
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Câu 28. Có mấy cách tạo nền đất gieo ươm cây rừng?
В. 2 A. 5 С.3 D. 4
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Câu 4: Phần đất liền của Đông Nam Á là
Câu 5: Đông Nam A gồm có mấy nước?
A. 9 В. 10 С. 11 D. 12
Câu 6: Nếu mỗi mủi giờ cách nhau 15 kinh tuyến.Vậy quần đảo Trường Sa của
nước ta nằm ở 120 Đ thì ở múi giờ thứ
Câu 4: Phần đất liền của Đông Nam Á là bán đảo Trung Ấn
Câu 5: Đông Nam A gồm có mấy nước?
A. 9 В. 10 С. 11 D. 12
Câu 6: Nếu mỗi mủi giờ cách nhau 15 kinh tuyến.Vậy quần đảo Trường Sa của
nước ta nằm ở 120 Đ thì ở múi giờ thứ 8
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C4: tham khảo
+ Phần đất liền: mang tên bán đảo Trung Ấn, nằm giữa hai quốc gia là Trung Quốc và Ấn Độ. + Phần hải đảo: có tên là Mã Lai với 1 vạn đảo lớn nhỏ. - Đông Nam Á là cầu nối giữa hai đại dương là Thái Bình Dương và Ấn Độ Dương, giữa hai châu lục là châu Á và châu Đại Dương.
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Câu 15. <TH> Cho hàm số y= f (x) = x+3. Tìm a biết f(a) = 4.
A. a = 3. В. а 1. С. а - 4. D. a = -3. giải thích cách giải
Choose the correct answer.
1 Why dont you........a go? Its not difficult!
A make С do В have D set
2 Carl wasnt very good at mountain climbing as hes afraid of........ A highs С heights В highness D height 3 Theres little .......of our getting into the final.
A opportunity С luck В chance D fortune
4 Rachel is mad....... the Eurovision Song Contest.
A from С for В against D about
5 Just.........your best - thats all anyone can ask of you.
A do С be В make D have
6 Its.........time you l...
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Choose the correct answer.
1 Why don't you........a go? It's not difficult!
A make С do В have D set
2 Carl wasn't very good at mountain climbing as he's afraid of........ A highs С heights В highness D height 3 There's little .......of our getting into the final.
A opportunity С luck В chance D fortune
4 Rachel is mad....... the Eurovision Song Contest.
A from С for В against D about
5 Just.........your best - that's all anyone can ask of you.
A do С be В make D have
6 It's.........time you learned to swim.
A big С high В tall D far
7 Grandma ........a lot of pleasure from gardening.
A does С makes В has D gets
8 ......... your time - don't rush.
A Tell С Spend В Find D Take
9 Each player takes it.......turn to roll the dice.
A on С at В in D to
10 Time ........so quickly when you're doing something enjoyable.
A takes С passes В spends D finds
11 Our new coach is popular.......the whole team.
A for С by В to D with
12 She'd ........ hours lying on her bed, reading
. A spend С make В take D pass
13 He'd been planning to leave the team the time and hadn't told anyone.
A complete С total В whole D full В for D wit
1. B
2. D.
3. A
4. D
5. A
6. C
7. C
8. A
9. D
10. C
11. D
12. A
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Choose the correct answer.
1 Why don't you........a go? It's not difficult!
A make С do В have D set
2 Carl wasn't very good at mountain climbing as he's afraid of........
A highs С heights В highness D height
3 There's little .......of our getting into the final.
A opportunity С luck В chance D fortune
4 Rachel is mad....... the Eurovision Song Contest.
A from С for В against D about
5 Just.........your best - that's all anyone can ask of you.
A do С be В make D have
6 It's.........time you learned to swim.
A big С high В tall D far
7 Grandma ........a lot of pleasure from gardening.
A does С makes В has D gets
8 ......... your time - don't rush.
A Tell С Spend В Find D Take
9 Each player takes it.......turn to roll the dice.
A on С at В in D to
10 Time ........so quickly when you're doing something enjoyable.
A takes С passes В spends D finds
11 Our new coach is popular.......the whole team.
A for С by В to D with
12 She'd ........ hours lying on her bed, reading
. A spend С make В take D pass
13 He'd been planning to leave the team the time and hadn't told anyone.
A complete С total В whole D full В for D wit
?????
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12 tháng 3 2022 lúc 16:10
Câu 9: Cho đa thức H(x) = x3 – 3xyz + 4, hệ số của hạng tử bậc hai là:
A. 0 В.- 3 С.4 D. 1
Lời giải:
Đa thức H(x) không có hạng tử bậc 2, nghĩa là hệ số của hạng tử bậc 2 bằng 0
Đáp án A.
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1. Choose the correct item.
1. Environmental pollution causes……… to people’s health.
A devastation С disaster
В destruction D damage
2. We must respect nature or suffer the…… .
A consequences С impact
В results D effects
3. Everyone should learn about using …….. resources responsibly.
A global С physical
В natural D earthly
4. The wildlife park was created to protect….. species.
A dangerous С extinct
В endangered D wild
5. We should try to reduce our water….. .
A consumption С prot...
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1. Choose the correct item.
1. Environmental pollution causes……… to people’s health.
A devastation С disaster
В destruction D damage
2. We must respect nature or suffer the…… .
A consequences С impact
В results D effects
3. Everyone should learn about using …….. resources responsibly.
A global С physical
В natural D earthly
4. The wildlife park was created to protect….. species.
A dangerous С extinct
В endangered D wild
5. We should try to reduce our water….. .
A consumption С protection
В use D warning
6. The cost of clearing up toxic….. is very high.
A waste С residue
В rubbish D sewage
7. If we cut down these trees, we will destroy the natural ……. of the birds and animals that live in them.
A ecosystem С area
В space D habitat
8. What is the future of genetically…… food? Will we accept or reject it?
A programmed С improved
В modified D changed
9. We must find a better way to …..of plastics because they cause environmental problems.
A deposit С discard
В dispose D dump
10. One of the major environmental…............... that needs to be considered is deforestation.
A warnings С issues
В laws D measures
11. I can’t stand seeing animals in…… .
A protection С reserve
В packaging D captivity
12. Global…. is causing climate changes.
A destruction С heating
В pollution D warming
13. We must investigate…. energy forms.
A balanced С ultimate
В alternative D creative
14. Instead of throwing …. paper and glass we can recycle them.
A up С off
В in D away
15. The new law will…..effect in six months.
A have С bring
В give D take
16. It’s better for animals to live in the…. .
A nature С wildlife
В wild D habitat
17. The ozone ….. forms a part of the upper atmosphere.
A layer С limit
В level D layout
18. Wildlife is…... threat in many parts of the world.
A in С under
В at D over
19. We can be affected negatively….noise pollution.
A by С of
В from D with
20. Governments need to look…. ways to conserve natural resources.
A down С up
В in D into
1. Choose the correct item.
1. Environmental pollution causes……… to people’s health.
A devastation С disaster
В destruction D damage
2. We must respect nature or suffer the…… .
A consequences С impact
В results D effects
3. Everyone should learn about using …….. resources responsibly.
A global С physical
В natural D earthly
4. The wildlife park was created to protect….. species.
A dangerous С extinct
В endangered D wild
5. We should try to reduce our water….. .
A consumption С protection
В use D warning
6. The cost of clearing up toxic….. is very high.
A waste С residue
В rubbish D sewage
7. If we cut down these trees, we will destroy the natural ……. of the birds and animals that live in them.
A ecosystem С area
В space D habitat
8. What is the future of genetically…… food? Will we accept or reject it?
A programmed С improved
В modified D changed
9. We must find a better way to …..of plastics because they cause environmental problems.
A deposit С discard
В dispose D dump
10. One of the major environmental…............... that needs to be considered is deforestation.
A warnings С issues
В laws D measures
11. I can’t stand seeing animals in…… .
A protection С reserve
В packaging D captivity
12. Global…. is causing climate changes.
A destruction С heating
В pollution D warming
13. We must investigate…. energy forms.
A balanced С ultimate
В alternative D creative
14. Instead of throwing …. paper and glass we can recycle them.
A up С off
В in D away
15. The new law will…..effect in six months.
A have С bring
В give D take
16. It’s better for animals to live in the…. .
A nature С wildlife
В wild D habitat
17. The ozone ….. forms a part of the upper atmosphere.
A layer С limit
В level D layout
18. Wildlife is…... threat in many parts of the world.
A in С under
В at D over
19. We can be affected negatively….noise pollution.
A by С of
В from D with
20. Governments need to look…. ways to conserve natural resources.
A down С up
В in D into
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Test 10
1. Choose the correct item.
1. You need a well-……….diet to lead a healthy lifestyle.
A mannered С balanced
В informed D preserved
2. She asked for a second ………as it tasted so good.
A helping С dish
В course D plate
3. Cereals are good for you because most of them are…….in fat.
A short С small
В light D low
4. Many busy housewives today buy……foods.
A icy С cold
В frozen D freezing
5. He couldnt cope…….the workload so he resigned.
A with В to
С in D from
6. Im tired of was...
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Test 10
1. Choose the correct item.
1. You need a well-……….diet to lead a healthy lifestyle.
A mannered С balanced
В informed D preserved
2. She asked for a second ………as it tasted so good.
A helping С dish
В course D plate
3. Cereals are good for you because most of them are…….in fat.
A short С small
В light D low
4. Many busy housewives today buy……foods.
A icy С cold
В frozen D freezing
5. He couldn't cope…….the workload so he resigned.
A with В to
С in D from
6. I'm tired of washing by hand. I could …….. with a washing machine.
A make С get
В have D do
7. Helen offered to give me the ………for her delicious pizza.
A receipt С recipe
В instructions D prescription
8. I love chips, but the doctor advised me not to eat…….food.
A baked В fried
С grilled D roast
9. Eating a bar of chocolate from time……..time won't do you any harm.
A to В in
С at D with
10. To keep in good……you should exercise regularly.
A body В shape
С fit D build
11. She never drinks…….water because it's too fizzy.
A gassy С bubbly
В flat D sparkling
12. The gardener decided to retire…….the age of fifty.
A in В with
С at D of
13. He was late so I decided to ……time by window-shopping.
A waste В miss
С spend D kill
14. John felt a sharp………in his back.
A injury В pain
С wound D ache
15. The teacher refused to put………. with his bad behaviour any longer.
A in В up
С off D for
16. It took six months for him to fully ……. from his illness.
A heal В cure
С recover D mend
17. Matthew was fined £100 for driving………age.
A with В in
С on D under
18. I enjoy eating hot,…….food but it gives me indigestion.
A creamy С greasy
В spicy D savoury
19. Electric fires give………...less heat than coal fires.
A off В in
С up D away
20. The meal was delicious, especially the main…….
A appetiser С course
В dessert D starter
1.C
2.D
3.D
4.C
5.A
6.D
7.C
8.B
9.A
10.B
11.D
12.C
13.A
14.A
15.D
16.C
17.D
18.B
19.D
20.A
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1. Kate feels much more……about the future now that she has a good job.
A depressed С aggressive
В cheerful D optimistic
2. He has a reputation for being…..to his employees.
A rude С furious
В annoyed D upset
3. The party began to…..down round about midnight.
A open В wind
С calm D ease
4. The boss was in a….mood so he agreed to give me the day off.
A bad В glad
С good D funny
5. I felt ashamed…. myself for being so angry.
A for В of
С with D about
6. Sheila had butterflies in her…...
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1. Kate feels much more……about the future now that she has a good job.
A depressed С aggressive
В cheerful D optimistic
2. He has a reputation for being…..to his employees.
A rude С furious
В annoyed D upset
3. The party began to…..down round about midnight.
A open В wind
С calm D ease
4. The boss was in a….mood so he agreed to give me the day off.
A bad В glad
С good D funny
5. I felt ashamed…. myself for being so angry.
A for В of
С with D about
6. Sheila had butterflies in her…..before the interview.
A face С palms
В heart D stomach
7. She felt very close …..her younger sister.
A to В with
С by D at
8. John was really…..at the prospect of starting work.
A exciting С interesting
В excited D interested
9. Sarah said that she was rather disappointed….. her exam results.
A at В for
С with D of
10. The play was....so we booked to see it again.
A delighted С appalling
В fantastic D overjoyed
11. What's wrong with Sandy? She's as quiet as a…. today.
A snail В owl
С fox D mouse
12. Tim was grateful to his father….. lending him the money.
A for В with
С about D of
13. Don't…..your fingers on the desk! It's so annoying.
A clench С drum
В wrinkle D frown
14. He was .... more and more impatient as the time passed.
A showing С seeming
В developing D growing
15. It really gets me…having to work so much overtime.
A down В up
С on D by
16. He has no one to talk to. So he feels very ……. .
A aggressive В foolish
С modest D lonely
17. Julie has always been afraid……the dark.
A for В of
С about D from
18. During the summer he feels too…..to go to the gym.
A lazy В shy
С sad D tense
19. I'm sure Angelica won't change her mind. She's as….as a mule.
A cunning С stubborn
В sick D slow
20. She feels…..when she has to speak in public.
A offended С astonished
В irritable D stressed
1. Kate feels much more……about the future now that she has a good job.
A depressed С aggressive
В cheerful D optimistic
( optimistic about s.th cảm thấy lạc quan về việc gì)
2. He has a reputation for being…..to his employees.
A rude С furious
В annoyed D upset
( have a reputation for s.th/ doing s.th : có danh tiếng/ tiếng tăm về việc gì .)
3. The party began to…..down round about midnight.
A open В wind
С calm D ease
( wind down : kết thúc ( buổi họp, bữa tiệc)
4. The boss was in a….mood so he agreed to give me the day off.
A bad В glad
С good D funny
( be on good mood : có tâm trạng tốt, đang vui )
5. I felt ashamed…. myself for being so angry.
A for В of
С with D about
( tobe ashamed of s.o/s.th/ oneself : cảm thấy xấu hổ vì )
6. Sheila had butterflies in her…..before the interview.
A face С palms
В heart D stomach
( have butterflies in one's stomach : cảm thấy bồn chồn, lo lắng)
7. She felt very close …..her younger sister.
A to В with
С by D at
( close to : gần với )
8. John was really…..at the prospect of starting work.
A exciting С interesting
В excited D interested
( John -> N chỉ người -> Adj_ed
-> excited at : hứng thú , thích thú
interested in : thích )
9. Sarah said that she was rather disappointed….. her exam results.
A at В for
С with D of
( disappointed with s.o/s.th : thất vọng về ai/ điều gì/ cái gì )
10. The play was....so we booked to see it again.
A delighted С appalling
В fantastic D overjoyed
( fantastic (a) : tuyệt vời
delighted (a) : thích thú ( chỉ cảm giác)
appalling (a) : king hoang, kinh khủng
overjoyed : vui mừng khôn xiết )
11. What's wrong with Sandy? She's as quiet as a…. today.
A snail В owl
С fox D mouse
( as quiet as a mouse : câm như hến, im thin thít, im lạng như tờ )
12. Tim was grateful to his father….. lending him the money.
A for В with
С about D of
( tobe grateful to s.o for doing s.th : biết ơn ai vì điều gì )
13. Don't…..your fingers on the desk! It's so annoying.
A clench С drum
В wrinkle D frown
( drum one's finger(s) : gõ tay)
14. He was .... more and more impatient as the time passed.
A showing С seeming
В developing D growing
15. It really gets me…having to work so much overtime.
A. down B up
С on D by
( get s.o down : làm ai mệt mỏi vì )
16. He has no one to talk to. So he feels very ……. .
A aggressive В foolish
С modest D lonely
( lonely : cô đơn
aggressive : năng nổ
foolish : ngớ ngẩn
modest : khiêm tốn)
17. Julie has always been afraid……the dark.
A for В of
С about D from
( be afraid of : sợ điều gì )
18. During the summer he feels too…..to go to the gym.
A lazy В shy
С sad D tense
19. I'm sure Angelica won't change her mind. She's as….as a mule.
A cunning С stubborn
В sick D slow
( as stubborn as a mule : cứng đầu cứng cổ )
20. She feels…..when she has to speak in public.
A offended С astonished
В irritable D stressed
( stressed (a) : căng thẳng)
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CH 1.Trong không gian Oxyz ; Cho 3 điểm: A(-1; 1; 4) , B(1;- 1; 5) và C(1; 0; 3), toạ độ điểm D để ABCD là một hình bình hành là: A. D(-1; 2; 2) C. D(-1;-2 ; 2) D. D(1; -2; -2)CH 2.Trong không gian Oxyz cho 2 điểm A (1;–2;2) và B (– 2:0;1). Toạ độ điềm C nằm trên trục Oz để A ABC cân tại C là : A. C(0;0;2) C. C(0;–1;0) B. D(1; 2; -2) В. С(0,:0,-2) D. C( ;0;0)CH 3. Trong không gian Oxyz cho 2 vectơ a (1; 2; 2) và (1; 2; -2); khi đó : ¿(i+6) có giá trị bằng : С. 4 A. 10 В. 18 D. 8CH 4.Trong không...
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CH 1.Trong không gian Oxyz ; Cho 3 điểm: A(-1; 1; 4) , B(1;- 1; 5) và C(1; 0; 3), toạ độ điểm D để ABCD là một hình bình hành là: A. D(-1; 2; 2) C. D(-1;-2 ; 2) D. D(1; -2; -2)
CH 2.Trong không gian Oxyz cho 2 điểm A (1;–2;2) và B (– 2:0;1). Toạ độ điềm C nằm trên trục Oz để A ABC cân tại C là : A. C(0;0;2) C. C(0;–1;0) B. D(1; 2; -2) В. С(0,:0,-2) D. C( ;0;0)
CH 3. Trong không gian Oxyz cho 2 vectơ a =(1; 2; 2) và (1; 2; -2); khi đó : ¿(i+6) có giá trị bằng : С. 4 A. 10 В. 18 D. 8
CH 4.Trong không gian Oxyz cho 2 vecto a= (3; 1; 2) và b= (2; 0; -1); khi đó vectơ 2a-b có độ dài bằng : А. 3/5 В. 29 С. M D. S/5
CH 5. Cho hình bình hành ABCD với A (-1;0;2), B(3;4;0) D (5;2;6). Tìm khẳng định sai. A. Tâm của hình bình hành có tọa độ là (4;3;3) B. Vecto AB có tọa độ là (4;-4;-2) C. Tọa độ của điểm C là (9;6;4) D. Trọng tâm tam giác ABD có tọa độ là (3;2;2)