1B ; 2A ; 3C ;

4D ; 5C ; 6A ; 

7A ; 8C ; 9A ; 10C 

I. Choose the correct answer to complete the sentence.

1.what was the matter with him? -- He.....a fever.

A.to have     B.had     C.has      D.have   

2. Are you free.....the evening? --Yes,I am

A.at    B.to     C.in     D.on 

3. He is going to.....television tonight.

A.sing         B.watch         C.play         D.stay 

4. .......is that?--- It's my doctor.

A. How       B. Where        C. What      D. Who 

5. Does she English? ---.......

A. Yes, she do      B. Yes,she does     C. Yes, she        D. Yes, I do 

6. A......works in a school.

A. teacher    B.worker    C.farmer     D. driver 

7. We went to the Tuần Châu Island.......

A.yesterday       B.today     C.next Sunday     D.tomorrow

8.......your Birthday? --It's in August.

A. What's     B. Where is    C. When is     D.Why

9. Would you .....water?

A. some       B.an       C.a        D.one 

10. Why do you Art? -- Because I .....

 A.to read       B.to sing    C.to draw    D.to ride

I. Choose the correct answer to complete the sentence.

1.what was the matter with him? -- He.....a fever.

A.to have B.had C.has D.have

2. Are you free.....the evening? --Yes,I am

A.at B.to C.in D.on

3. He is going to.....television tonight.

A.sing B.watch C.play D.stay

4. .......is that?--- It's my doctor.

A. How B. Where C. What D. Who

5. Does she English? ---.......

A. Yes, she do B. Yes,she does C. Yes, she D. Yes, I do

6. A......works in a school.

A. teacher B.worker C.farmer D. driver

7. We went to the Tuần Châu Island.......

A.yesterday B.today C.next Sunday D.tomorrow

8.......your Birthday? --It's in August.

A. What's B. Where is C. When is D.Why

9. Would you .....water?

A. some B.an C.a D.one

10. Why do you Art? -- Because I .....

A.to read B.to sing C.to draw D.to ride

1+2+3+4+5+6+7+8+9+10+11+12+13-1-2-3-4-5-6-7-8-9-10-11-12

=(1-1)+(2-2)+(3-3)+(4-4)+(5-5)+(6-6)+(7-7)+(8-8)+(9-9)+(10-10)+(11-11)+(12-12)+13

=  0  +  0  +  0  +  0  +   0  +  0  +  0  +  0  +  0  + 0  + 0   +  0  +  13

=                                 13

1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 + 13 - 1 - 2 - 3 - 4 - 5 - 6 - 7- 8 - 9 - 10 

= (1+12) + (2+11) + (3+10) + ( 4+9) + (5+8) + (6+7) + 13 -  (1+11) - ( 2+10) - ( 3+9) - (4+8) - (5+7) + 6 + 12

= 13 * 7 - 12 * 6 + 6

= 13

Ai k mk mk k lại

= 13 nhé hihi nha

1: =72/90+65/90=137/90

2: =24/56-77/56=-53/56

3: =-7/10+4/5=1/10

4: =15/100-4/100=11/100

5: =4/6-5/6=-1/6

6: =10/40-15/40-76/40=-81/40

7: =-9/10+7/18

=-81/90+35/90=-46/90=-23/45

8: =27/90-55/90=-28/90=-14/45

9: =36/60-50/60-35/60=-49/60

10: =-4/9+5/6-3/8

=-32/72+60/72-27/72

=1/72

\(1,\dfrac{4}{5}+\dfrac{13}{18}=\dfrac{72}{90}+\dfrac{65}{90}=\dfrac{137}{90}\)

\(2,\dfrac{3}{7}-\dfrac{11}{8}=\dfrac{24}{56}-\dfrac{77}{56}=\dfrac{-53}{56}\)

\(3,-\dfrac{7}{10}-\left(-\dfrac{4}{5}\right)=-\dfrac{7}{10}-\left(-\dfrac{8}{10}\right)=\dfrac{1}{10}\)

\(4,\dfrac{3}{20}-\dfrac{1}{25}=\dfrac{75}{500}-\dfrac{20}{500}=\dfrac{55}{500}=\dfrac{11}{100}\)

\(5,\dfrac{2}{3}-\dfrac{5}{6}=\dfrac{12}{18}-\dfrac{15}{18}=-\dfrac{3}{18}=-\dfrac{1}{6}\)

\(6,\dfrac{1}{4}+\left(-\dfrac{3}{8}\right)-\dfrac{19}{10}=\dfrac{8}{32}+\left(-\dfrac{12}{32}\right)-\dfrac{19}{10}=-\dfrac{4}{32}-\dfrac{19}{10}\)

\(=-\dfrac{1}{8}-\dfrac{19}{10}=-\dfrac{10}{80}-\dfrac{152}{80}=-\dfrac{162}{80}=-\dfrac{81}{40}\)

\(7,-\dfrac{9}{10}-\left(-\dfrac{7}{18}\right)=-\dfrac{162}{180}-\left(-\dfrac{70}{180}\right)=-\dfrac{92}{180}=-\dfrac{23}{45}\)

\(8,\dfrac{3}{10}-\dfrac{11}{18}=\dfrac{54}{180}-\dfrac{110}{180}=-\dfrac{56}{180}=-\dfrac{14}{45}\)

\(9,\dfrac{3}{5}-\dfrac{5}{6}+\left(-\dfrac{7}{12}\right)=\dfrac{18}{30}-\dfrac{25}{30}+\left(-\dfrac{7}{12}\right)=-\dfrac{7}{30}+\left(-\dfrac{7}{12}\right)\)

\(=-\dfrac{84}{360}+\left(-\dfrac{210}{360}\right)=-\dfrac{294}{360}=-\dfrac{49}{60}\)

\(10,-\dfrac{4}{9}-\dfrac{-5}{6}-\dfrac{3}{8}=-\dfrac{24}{54}-\dfrac{-45}{54}-\dfrac{3}{8}\)

\(=\dfrac{21}{54}-\dfrac{3}{8}=\dfrac{7}{18}-\dfrac{3}{8}=\dfrac{56}{144}-\dfrac{54}{144}=\dfrac{2}{144}=\dfrac{1}{72}\)

`@mt`

1-b

2-d

3-a

4-f

5-c

6-e

7-h

8-g

1. do

2. talks

3. go

4. do/live/live

5. does/go

6. s

7. go

8. does/cook

9. does/work/does

10. do/study

11. does/ study/doesn't

12. do/.../... (động từ cho sẵn đâu, khi có thì điền đúng động từ ấy vào, không cần chia)

13. do/get up

14. do/go

1.I often.....do.......morning exercises(do).

2.She always....talks......at class(talk).

3.They.....go......to school by bus every morning(go).

4.Where.....do.....you......live......(live)? -I........live......in Yen Vien Town.

5.How....does...she.....go.....to school every day(go).

6.Nam........s.....ice ream().

7.I and My brother usually.......go......to the market on Sunday(go).

8. .....Does....your father.....work.....in the farm(work). -The,he...does........

9.When......does.......your mother......cook.....every evening(cook).

10. .......Do......we......study....on Monday(study).

11. ......Does.....Mai...study.........In your class(study)? -No,she........doesn't....

12. ......Do...you........?....English? -Yes,I...........?.........

13. ......Do......they.........get up ..at 6 o clock(get up)?

14. How do your children go to school every day ?

giúp mik , mik đang cần gấp

Gọi tổng là X, ta có :

X = 1+2+3+4+5+6+7+8+9+10+11+12+1+1345+6+544+435+22+00+34+567+13+7+6+9+8+0+6+5+4+3+4+5+6+66+6+2+3+8888+666+1000+87+98 !

Đây là bài toán hay đấy !

1.TRẢ LỜI CÂU HỎI

1.WHERE IS YOUR HOME TOWN?

=>It's Hung Yen(cái này tùy bạn)

2. HOW OFTEN DO YOU GET THERE?

=>Often,because It's near my house.

3. HOW DO YOU GET THERE?

=>I get there by bike/motorbike/car

4. WHAT IS YOUR HOMETOWN LIKE?

=>It's very peaceful and fresh.

5. WHEN DOES TET HOLIDAY HAPPENED?

=>It happens in late January or early February.

6. WHAT DO PEOPLE DO BEFORE TET?

=>They clean and decorate house,prepare for Tet.

7. WHAT DO YOU LIKE MUST ABOUT TET?

=>I like most that people gather togetther.

8.WHAT DO PEOPLE OFTEN DO ON THE FIRST DAY?

=>They go to every relatives'houses and give them best wishes in the next year.

9. WHERE IS YOUR SCHOOL?

=>It's.....in khoai chau,hung yen.

10. WHAT IS YOUR SCHOOL LIKE?

=>It's big and beautiful.

11. WHAT ARE THERE IN YOUR SCHOOL?

=>There are many trees and chairs in the yard....

12. WHAT DO YOU LIKE MUST ABOUT YOUR SCHOOL?

=>I like the beautiful flowers most.

13. HOW MANY SEASONS ARE THERE IN OUR COUNTRY?

=>Four

14. WHAT ARE THEY?

=>spring,summer,autumn,winter.

15. WHAT IS YOUR FAVOURITE SEASON? WHY?

=>It's spring.because it 's very warm and comfortable.

16. WHAT DO YOU OFTEN DO WHEN IT IS HOT?

=>They go swimming.

1.TRẢ LỜI CÂU HỎI

1.WHERE IS YOUR HOME TOWN?

=> In Quang Nam

2. HOW OFTEN DO YOU GET THERE?

=> Once a year

3. HOW DO YOU GET THERE?

=> By couch

4. WHAT IS YOUR HOMETOWN LIKE?

=> Peaceful and fresh air

5. WHEN DOES TET HOLIDAY HAPPENED?

=> In late January or ealy February

6. WHAT DO PEOPLE DO BEFORE TET?

=> Decorate their house , buy a lot of new clothes ,...

7. WHAT DO YOU LIKE MUST ABOUT TET?

=> Get lucky money and visit my relatives , ...

8.WHAT DO PEOPLE OFTEN DO ON THE FIRST DAY?

=> On the first days of Tet,people often visit relatives and friends

9. WHERE IS YOUR SCHOOL?

=> It's in La Ha Town

10. WHAT IS YOUR SCHOOL LIKE?

=> Large and beautiful

11. WHAT ARE THERE IN YOUR SCHOOL?

=> Trees , flowers , ...

12. WHAT DO YOU LIKE MUST ABOUT YOUR SCHOOL?

=> The school is very clean

13. HOW MANY SEASONS ARE THERE IN OUR COUNTRY?

=> Four seasons

14. WHAT ARE THEY?

=> Spring , Summer , Autumn ( Fall ) , Winter

15. WHAT IS YOUR FAVOURITE SEASON? WHY?

=> Summer , because in this season I don't go to school

16. WHAT DO YOU OFTEN DO WHEN IT IS HOT?

=> Go to swimming with my friends

1.WHERE IS YOUR HOME TOWN?

My hometown is in XYZ village.

2. HOW OFTEN DO YOU GET THERE?

I get there once a week.

3. HOW DO YOU GET THERE?

I get there by bike.

4. WHAT IS YOUR HOMETOWN LIKE?

It is a very beautiful country with a lot of fields.

5. WHEN DOES TET HOLIDAY HAPPENED?

It happeneds on 7 or more first day of the year. (câu này ko chắc )

6. WHAT DO PEOPLE DO BEFORE TET?

They decorate their house by flowers, pictures and others.

7. WHAT DO YOU LIKE MUST ABOUT TET? (chắc MUST là MOST hả)

I like eating bánh chưng most.

8.WHAT DO PEOPLE OFTEN DO ON THE FIRST DAY?

They visit their friend, eat foods, ....

9. WHERE IS YOUR SCHOOL?

My school is in ABC town.

10. WHAT IS YOUR SCHOOL LIKE?

It isn't big, but it's very beautiful.

11. WHAT ARE THERE IN YOUR SCHOOL?

There is a big yard with a lot of trees, two floor with eighteen classrooms, a flower garden behind, ...

12. WHAT DO YOU LIKE MOST ABOUT YOUR SCHOOL?

I like the music room most because Music is my favourite subject.

13. HOW MANY SEASONS ARE THERE IN OUR COUNTRY?

There are four seasons in my country.

14. WHAT ARE THEY?

They are spring, summer, fall and autumn.

15. WHAT IS YOUR FAVOURITE SEASON? WHY?

My favourite season is summer because I don't have to go to school.

16. WHAT DO YOU OFTEN DO WHEN IT IS HOT?

When it is hot, I often go swimming.

Mỏi tay quá!!!, tick ủng hộ nhé

lệnh for...to...do:

a)program tinh_tong;

uses crt;

var i,s:byte;

begin

  clrscr;

  s:=0;

  for i:=1 to 9 do s:=s+i;

  write(s);

readln;

end.

b)

program tinh_tong;

uses crt;

var i,s:byte;

begin

  clrscr;

  s:=0;

  for i:=1 to 14 do

begin

if i mod 2=0 then

s:=s+i;

end;

  write(s);

readln;

end.

c)

program tinh_tong;

uses crt;

var i,s:byte;

begin

  clrscr;

  s:=0;

  for i:=1 to 15 do

begin

if i mod 2=1 then

s:=s+i;

end;

  write(s);

readln;

end.

lệnh while...do

a)program tinh_tong;

uses crt;

var i,s:byte;

begin

  clrscr;

  s:=0;

  i:=1;

while i<=9 do

begin

  s:=s+i;

i:=i+1;

end;

  write(s);

readln;

end.

b)program tinh_tong;

uses crt;

var i,s:byte;

begin

  clrscr;

  s:=0;

  i:=1;

while i<=14 do

begin

if i mod 2=0 then

  s:=s+i

else i:=i+1;

end;

  write(s);

readln;

end.

c)

program tinh_tong;

uses crt;

var i,s:byte;

begin

  clrscr;

  s:=0;

  i:=1;

while i<=15 do

begin

if i mod 2=1 then

  s:=s+i

else i:=i+1;

end;

  write(s);

readln;

end.