Cho đường tròn (O;R) đường kính AB. Điểm H thuộc đoạn OA. Kẻ dây CD vuông góc với AB tại H . Vẽ đường tròn (O1) đường kính AH và đường tròn (O2) đường kính HB. Nói CA cắt đường tròn (O1) tại M,nối BC cắt đường tròn (O2) tại N.Nối MN cắt đường tròn (O;R) tại E và F.
1. Chứng minh CMHN là HCN.
2. Cho AH=4cm,HB=9cm. Tinh MN.
3.C/m: MN là tiếp tuyến chung của 2 đường tròn (O1) va(O2) .
4.C/m: CE=CF=CH.

1. It is sunny. You should put on/ off/ up your hat

2. You shouldn't get on/ off/ up after 5:00 AM because you will be late

3, The tie goes with/ over/ through the shirt

4. We couldn't get out/ out of/ off the house because we didn't have the key

5. My father tried to give out/ up/ off smoking but he hasn't been successful

6. Please fill in/ up/ off the form and post it as soon as possible

7. The flight was called in/ on/ off due to the storm

8. After graduation she set up/ off. for a fashion business in a quiet suburb of London

9. Unexpectedly he turn up/ down/ off with a bunch of flowers for Jane and then left

1. We are trying to introduce our handicraft products to foreigner tourist because we want to promote our culture (in order that)

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2. Bat Trang village is quite far from my place, but i still want to go there with my friend this weekend. (althought)

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3. There have been many challenges for the development of traditional handicraft in Vietnam (face up to)

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4. He is going to be reponsible for his family business because his parents are very old now (take charge of)

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5. Most people in this village earn their living by making traditional handicraft (live on)

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TURN THE SENTENCES INTO REPORTED SPEECH

1. "I must wash this cloth" Hoa said

2. "My sister is in to the English club now" Trung told me

3. "I can speak to the professor now" Lan said

4. "My father isn't at home today" Hung told me

5. "We can come home this Monday" they said

6. "We are going to repair these machine today" Mr Long told me

7. "I want our room to look nice at the festival" Mrs Robinson told Shannon

8. "These places are cleaned every day by my sister" she said the boy

9. "My brother doesn't like eating sticky rice" Linh said

10. "Two girls will empty the garage now" the teacher said

11. "I must know the result of the contest now" Thanh said

12. "They will come back here in 10 minutes" he said

13. "Do you want to visit the Great Wall of China , Tam?" i said

14. "Will you go to Nha Trang with my family tomorrow?" he said to me

15. "Do you know how to solve this problem, Nam?" she said

16. "Are you going to leave here tomorrow?" John said to Linda

17. "Does your sister write for the New York Time?" Tom asked me

18. "Is there anything i can do to help you?" she said to me

19. "Do you like having holiday abroad?" Tung said to me

I always ____ be afraid of the dark

A. used to B. use to C. was used to D. didn't used to

I___drive a big car

A.wasn't use to B. didn't use to C. got used to D.didn't used to

I have lived in a big city for ten years, so i______the noise

A. used to B. am use to C. am used to D.get use to

It took me a long time to_____living in the country

A. get used to B. get use to C. used to D. didn't use to

Mrs.Hill wishes her daughter __________to university. That why she seen her to private school

A.would go B. will go C. had gone D. going

I wish i____under the sun for a long time. Now i have a terrible sunburn

A. would stay B. hadn't stayes C. wouldn't stay D. had stayed

Josheph wishes he_____a rich man so he could buy the red sports car in his dreams

A. weren't B. will be C. were D. won't be

I wish we ________to a bigger house. I don't have my own room

A. will move B. moving C. won't move D. moved

Phillip and John wish they _____their homework. The teacher got very angery

A. did B. would do C. had gone D. will do