tìm các điểm cố định mà đths luôn đi qua với mọi m

y= (m-1)x+m+2 tất cả phần x+m+2

tìm lỗi sai và sửa

1.Dogs that (A) are trained (B) to lead the(C) blind must be loyalty(D), intelligent and calm

2. Mrs. Strvens, along with(A) her cousins(b) from New Mexico, are (c) planning to attend(D) the festivities

33. Foreign students who are doing(A) a decision about which (B)school to attend(C) may not know exactly where the choices(D) are located

Khoanh vào đáp án đúng sao cho câu có nghĩa tương đg

Question 26: I'm sure Luisa was very disappointed when she failed the exam.

A. Luisa must be very disappointed when she failed the exam.

B. Lulsa must have been very disappointed when she failed the exam.

C. Luisa may be very disappointed when she failed the exam.

D. Luisa could have been very disappointed when she failed the exam.

question 27: "You had better see a doctor if the sore throat does not clear up," she to me.

A. She reminded me of seeing a doctor if the sore throat did not clear up.

B. She ordered me to see a doctor if the sore throat did not clear up.

C.She insisted that Isee a doctor unless the sore throat did not clear up.

D. She suggested that I see a doctor if the sore throat did not clear up.

question 28: Without her teacher's advice, she would never have written such a od essay

A. Her teacher advised him and she didn't write a good essay.

B. Her teacher didn't advise her and she didn't write a good essay.

C. She wrote a good essay as her teacher gave her some advice.

D. If her teacher didn't advise her, she wouldn't write such a good essay.

Question 29: She tried very hard to pass the driving test. She could hardly pass it.

A. Although she didn't try hard to pass the driving test, she could pass it.

B. Despite being able to pass the driving test, she didn't pass it.

C. No matter how hard she tried, she could hardly pass the driving test

D. She tried very hard, so she passed the driving test satisfactorily.

Question 30: We didn't want to spend a lot of money. We stayed in a cheap hotel.

A. Rather than spending a lot of money, we stayed in a cheap hotel.

B In spite of spending a lot of money, we stayed in a cheap hotel.

C. We stayed in a cheap hotel, but we had to spend a lot of money.

D. We didn't stay in a cheap hotel as we' had a lot of money to spend

Khoanh vào đáp án đúng rồi giải thích giúp mình

Question 8:I haven't met him again since we school ten years ago.

C. left . A. have left . B. leave D. had left

Question 9: A recent survey has shown thatincreasing number of men are willing to share the housework with their wives.

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

Question 10: The more demanding the job is,.......I like It.

A. more B. most . C. the more . D.the most

Question 11: John wanted to know.....in my family.

A. there were how many people

B. how many people were there

D. how many people there were

C. were there how many people

Question 12: Richard, my neighbor, ..........in World War II.

B. says to have fought

D. is said to have fought . A. says to fight . C. is said to fight

Question 13: Students are.......less pressure as a result of changes in testing procedures.

A. under B. above C. upon D. out of

Question 14: Tom is getting ever keener on doing research on .........A. biology B. biological C. biologist D. biologically

Question 15: Many people and organizations have been making every possible effort in order to save............. species. A. endangered B.dangerous C.fearful D.threatening

Question 16:A number of young teachers nowadays........themselves to teaching disadvantaged children. A. offer B. stick C.give D. devote

Question 17: Whistling or clapping hands to get someone's attention is Considered .....and even rude in some circumstances

. A. suitable B. unnecessary C.appropriate D. Impolite

Question 18: "Sorry for being late. I was.........in the traffic for more than an hour"

A. carried on B. held up C. put off. D. taken after

question19: She was tired and couldn't keep...... the group. C.on to D. out of A. up with B. up against

Question 5: Measles(A) are(B) an infectious (C) disease that causes fever and (D) small red spots.

Question 6: He passed (A) the exams with(B) high scores, that (C) made his parents happy(D)

Question 7:For such(A) a demanding job, you will need(B) qualifications(C) , soft skills and having full commitment(D)

Đọc và khoanh

There are many reasons (41).... taking regular time with our family is important It creates a place to listen, teach, learn, and express ourselves freely and safely It provides (42).... to discuss family joys, issues, and problems. Family members can practice skills in a non-threatening opportunities. Families are a basic part of our society and the fabric of our communities we spend (43).... time together to get our feelings(44).....belonging, values, support and understanding. It helps (45) ......family members together and feel safe in today's worid where pressure can lead to family disintegration.

41. A. That. B. Why. C. When. D. Which

42. A. Opportunities . B. Conditions . C. Situations . D. Circumstances

43. A. a . B. an. C. The . D. No article

44. A. In. B. Of. C. On. D. With keeping

45. A. Keep. B. Keeping

C. Kept. D. With keeping

Khoanh vào đáp án đúng ( giải thích giùm mk tại sao khoanh ạ)

1. She acted as if she ....... a clown before.

A. há never sên B. not saw C. woudn't see D. had never seen

2. It seems to me that what you said at the meeting last night.........

A. off their heads B. On deaf ears C. Through deaf ears D. On and off

3. You must ........ these instructions very carefully

A. bring out B. carry out C carry on D get up to

4. I just can't ....... tha noise any longer !

A. put up with B. stand in for C. sit out D help up

5. He spent ...... dollars on food and drinks

A. only few B only a few C very a few D. only a little

6. Tim clearly had no ..... of doing any work, although it was only a wwwk till the final exam

A. desire B. ambition C. willingness D. intention

7. The more you study during the semester, ...... the week before exams.

A. the less you have to study B you have to study the less

C. the less have you to study D. the dtudy less you have

8. ....... today, he would get there on Sunday.

A was he leaving B if he leaves C . were he to leave D. if he is leaving

9. He askes me ....... the book i borrowed from the library.

A. if i found B. If i had found C whether I have found D. whether I found

10. These days almost everybody ........ the dangers of smoking

A know of B. are aware of C is aware about D. is aware of

11. Nha Trang, ...... last year, is excellent for holiday - makers

A. we visited B. which we visited C. that we visited D. visited

12. You don't need a telescope to see the planet Venus - you can see it with ......

A. your own eyes B. the naked eye C. the naked eyes D, your real eyes

13. Our country hs large areas of ...... beauty

A. unspoilt B. undamaged C. unharmed D. unhurt

bài 1: tìm lỗi sai và sửa (Đưa lí do tại sao sai hộ mk ạ)

1. Folk artists have few(A) or no(B) formal(C) art training(D).

2. The film was so bored(A) that all the audience(B) had gone (C) home before it ended (D)

3. Many(A) people have complain(B) about(C) the dirt from(D) the factory.

4. A huge amount(A) of tourists(B) come to(C) this city(D) every year.

Bài 2: Khoanh vào câu đồng nghĩa với câu cho trước (giải thích giùm mk tại sao nhé)

1. It doesn't make any difference if it rain because they will still go.

A. So long as it doesn't rain, they will go

B. But for the rain, they would have gone.

C. The difference is their going in the rain.

D. Whether it rains or not, they will still go.

2. Many people think steve stole the money.

.A. It was not Steve who stole the money

B. The money is thought to be stolen by Steve.

C. Many people think the money is stolen by Steve

D. Steve is thought to have stolen the money.

3.John Smith is a farmer. I bought his land

. John Smith, who is a farmer, bought his land.

B. John Smith, whom i bought his lland, is a farmer

C. John Smith, who is a farmer, whose land i bought

D. Jpohn Smith, whose land I bought , is a farmer

4. The bread was too stale to eat.

A. The bread was not fresh enough to eat

B. Eating the bread was stale

C. We cannot eat the bread because it was burnt

D. It ws stale to eat the bread

5. ........., he would have learned how to read.

A. If he has been able to go to school as a child.

B. If he could go to school as a child

C. Were he able to go to school as a child

D. Had he been able to go to school as a child

6. Until I saw her for myself, I didn't think that Naomi had been badly wounded.

A. As soon as I saw Naomi, I knew that her injuries were very serious

B. Naomi hadn't been hurt very badly, and I became aware of that at the time that i saw her.

C. It was only when i saw Naomi that i realized how seriously she had been injured

D. Before i had been Naomi's wounds, I had suppesed that they were extremely bad.

7. Having been delayes by heavy traffic,...........

A. it was difficult for her to arrive on time

B. her being late was intolerble

C. it was impossible for her to arrive on time

D. she was unable to arrive on time

8. She regretfully told him that

A> she would leave the tickets at home

B. she left the tickets at home

C. she had left the tickets at home

D. she would have left the tickets at home

9. The robbers attacked the owner of the house....

A. So that they would appear with the expensive painting

B. and disappeared with the expensive painting

C. but they appeared with the expensive painting

D. so they disappeared with the expensive painting

cho phương trình :

x² - 2 (m+2)x + m²+3m-2 = 0

tìm m để pt có 2 nghiệm phân biệt x₁, x₂ thoả mãn A = 2018 + 3x₁x₂ - x₁² - x_2² đạt GTNN

Cho (O;R) và đường thẳng d ko đi qua O cắt (O) tại A và B. M thuộc tia đối của tia BA. kẺ TIẾP tuyến MC, MD với đg tròn. H là trung điểm của AB

a) Cm M,D,O,H thẳng hàng

b) Đoạn OM cắt (O) tại I. CM I là tâm đg tròn nội tiếp tam giác MCD

c) Đường thẳng qua O vuông góc OM cắt MC, MD tại P,Q. Tìm vị trí điểm M trên d sao cho diện tích tam giác MPQ bé nhất