1It’s two year since I last met my aunt

->I have

2Pollution affects the environment in many ways

->the environment

3It’s three year since she last came back to her homeland

->if I didn’t

4Global warming will affect specific regions in different ways

->specific regions

 5We must conserve water.otherwise we will face serious water shortages

->if we don’t

Bài 1

Cho tam giác ABC vuông tại A .Gọi D,E,F lần lượt là trung điểm của AB,AC và BC.

a)      Cho BC=10cm .Tính DE

b)      Chứng minh tứ giác BDEF là hình bình hành

c)       Tứ giác ADEF là hình gì ? vì sao?

d)      Gọi G là điểm đối xứng của F qua D .Chứng minh các đường thẳng AF,GC,DE cùng cắt nhau tại một điểm .

Bài  2

Hình vẽ bên là bản thiết kế tầng trệt của một ngôi nhà .Biết AB//CD,AE=ED,BF=FCvà AB= 7m,DC=5m

Em hãy tính độ dài đoạn thẳng EF

III. rewritethe sentences without changing their meaning:

1You wont’t get in to see the show if you don’t have reserved seats (unless)

->

2 if you don’t start early ,you willget in stuck in the traffic(otherwise)

->you should

3 my family went to huong pagoda festival two months ago

 -> it's

4 susan went to the gym three times a week so thatshe would be fit for the skiing(in order to)

->Susan went

1. Living in a big city is more convenient than living in a village.

→ .....................................................................................................................................................

2. How about / ask / the local people / help?

→ .....................................................................................................................................................

3. It / not / necessary / change / the dates /our trip.

→ .....................................................................................................................................................

4. It took her two weeks to finish this novel.

→ She            ………………………………………………………………………………………..

5. This shop isn’t as expensive as the one across the street.   (Use ‘less’)

→ This shop....................................................................................................................................

6. Flying a kite in the countryside is very exciting.

→ It’s ..............................................................................................................................................

7. Jane makes crafts better than her sister.   (well)

→ Jane’s sister doesn’t.................................................................................................................

8. How about going window-shopping this afternoon?

→ Shall.............................................................................................................................................

9. He uses all his free time to look after his garden.

→ He spends  ..................................................................................................................................

10. Lan is more intelligent than any other students in my class.

→ Lan is the most..........................................................................................................................

11. Let’s visit our grandma this weekend.

→ How about..................................................................................................................................

12. It took me two hours to walk to her village.

→ I spent       

V. Choose the underlined word or phrase that needs correcting.

1.  Life in the countryside is much peaceful and the life is also slower.         ………………

2. The Vietnam Museum of Ethnology was designed by a member                 ………………

3. We’ve listed lots of better things to do instead of watch TV.                       ………………

4. The Ta Oi managed preserving their proverbs, folk songs, and stories.     ………………

5. Nomadic children learn riding a horse when they are very small.               ………………

5.The hani people live in Lai Chau and Lao Cai

______________________(make question)

6.the Hoa ethnic  group has the most colourful clothing

-> ___________________________( make question with wich)

11.Mary cooks tetter than Tom.

-> Mary’s sister does’t

13. “Let‘s organize a cucling race ” said the children

->the children suggested_________________________

14.young people move faster than old people

->old people don’t_______________________________