Cho đường tròn (O) và một cung AnB có số đo 90 độ .

a, Vẽ một góc nội tiếp đỉnh C chắn cung AnB và góc AEB có đỉnh ở ngoài đướng tròn. So sánh góc ACB và góc AEB

b, Vẽ góc ở tâm chắn cung AnB.Tính số đo góc AOB.

c, Vẽ góc tạo bởi tia tiếp tuyến Ax và dây cung AB. Tính góc xAB.

Điền vào chỗ trống với từ thích hợp

1.Lan, It's very kind of you to help me know about Vietnamese.............. I'm very fond of Vietnamese short.................... such as "Tức nước vỡ bờ, mùa hè giá lạnh,...

2.He was....... in 1564 and............... in 1616. He bagan his......... as an.......... in a big city.

3.After(hear).......... the condition, I decided..............(not enter) the competition.

4.He(not have)........... his job any longer because he(give)...........it up

Điền like hoặc as

1.Simon was.............. a brother to me.

2.He was wearing a sports shirt and sandals,................ a tourist.

3............. a boy, he was very found of fishing and swimming.

4.We can offer you a temporary job.......... a clerk.

5.Many people believe that they aren't............ other men.

6.Be your age, you are behaving.............. a boy.

7.He has been learning English for a few years, but he speaks it.......... a beginner

8.I'm different from my mother, But I'm.................... my father.

9............................... the father of a large family, he has to bring up 6 children.

điền giới từ

32. Have you ever said “good bye” ……….. your mother yet ?

33. He was ill ……… a week and …………that week his wife never left his side.

34. We bought it ……….. $5 ……… a second hand shop.

35. Our arrangement ……….. tomorrow is …………. .

36. When I read him the report , he listened........................ me ...................... a surprise.

37. He threw 3 stones............................ his attackers, trying to drive them..............

38. The child insisted..................... a pair of shoes bought............. 150,000 dong.

I.Viết lại câu

1.They should not tell him about me.-> He had......

2.We can't have lunch in the garden because it's raining. -> If it............

3.They say he is a dangerous prisoner. -> He.................

4. He is not able to drive a car, so we can't go by car. -> If he...............

5. We didn't know your address, so we couldn't write to you a letter. -> If we.........

6. She is very hungry now because she hasn't eaten breakfast. -> If she.......

7. If she has been offered the job, she would have taken it. -> Unless he............

II. Nối câu

1. Last sunday, our class had a class meeting. Then we went home(before)

2. She didn't want to hear the story again. She had heard it before. (Having heard)

3."What shall we do during the Tet holiday" (the children discussed)

4. The new teacher entered the room. He was presented with a big bunch of red roses. (after)

5. Don't read your readings in bad light. Your eyes will be ruined soon. (If)

6. The children were excited. They couldn't help laughing cheerfully. ( so... that)

7. She couldn't hear anything. It was very noisy outside. (too)

8. " Try to get up early. Try to do morning exercises to keep you strong and healthy" ( He advised me)

Cho dạng đúng của động từ trong ngoặc

342. They would be very sad if you (not visit) them.

343. If she sold her house, she (not get) much money for it.

344. He talks as if he (do) all the work himself, but in fact his two bothers (do) most of it.

345. If I (see) a tiger (walk) across a street in Ha Noi, I (climb) up a tree.

That (not be) any use. The tiger (climb) after you.

FIREWORKS ON BONFIRE NIGHT

Hospitals dealt with over 750 injuries on November 5th last year. This year (1) _________ (SAFE) experts hope the number will be cut but this seems (2) _________ (LIKE) with 10 million people letting off 100 million fireworks. Fireworks are usually safe unless they are handled (3) _________ (CORRECT) Most accidents could be avoided if people paid more (4) _________ (ATTEND) to the (5) _________ (INSTRUCT) which are written on the box. However, some of the most (6) _________ (DANGER) fireworks look the most (7) _________ (HARM). The pretty coloured Roman Candle and the younger children's (8) _________ (FAVOUR) the Sparkler can cause serious burns. Remember that no firework is (9) _________ (COMPLETE) safe. But as long as you are (10) _________ (CARE) Bonfire Night will be an occasion to remember, not to forget.