Finding mistakes:Mark the mistakes and correct them.

1.Bill phoned me yesterday.He wants to ask me to lend hime some money

2.The population of Vietnam is greater than those of Thailand.

3.She buy a pair of trousers and a shirt two days ago

4.I went to six or seven countries in the world in my life.

5.A lot of people waited for the last bus when I arrived last night.

6. Fortunately, i did not drive too fast when the child walked into the road

7. I was nearly having an accident this morning. A car was coming towards me, but i moved quickly out of the way.

8.Last month a bank robber escaped while the police took him to prison.

9. Many people used to making their own bread.Now they go to the baker's.

10.Teddy ate a lot of chocolater.Later,he was getting overweight.

11.I was really enjoyed the football match last night.

12.Mr.Rice didn't worked on the farm yesterday.

Rewrite these sentences using ''so...that'' or ''such....that''.

1.The food was so hot that it burned my tongue

It was.....................................................................

2.There is so much rain that we can't go out.-> There is................................................................

3.He is such a fat boy that every calls him Stuffy.

The boy is..................................................................

4.The milk is so excellent that all the children want some more.

It is................................................................................................

5.The weather was so warm that thay had s walk in the garden.

It was...............................................................................................

6.There were so many people in the hall that we couldn't see him.

There were......................................................................................

7.It was such an exciting match that all the fans shouted loudly.

The match was..............................................................................................

8.They drank such a lot of coffee that they couldn't sleep all night.

They drunk...............................................................................................

9.Alice had such a lot of exercise to do that she coudn't go out.

Alice had..............................................................................................

10.The woman was so poor that she needed everyone's help

She was..............................................................................................

11.The furnire was so expensive that I didn't buy it.

THe furniture was too..............................................................................................

12.It was so late that nothing could be done .-> It was too..............................................................................................

13.The timber was so hard that the carpenter could cut it.

The timber was.............................................................................

14.The meat was so rotten that it had to be thrown away.

It was..............................................................................................

15.They couldn't go sailing as the no one wants very rough.

The sea was too..............................................................................................

16.It is such a dirty restaurant that no one wants to eat there.

The..............................................................................................

17.I can't get my feet into these shoes.-> These shoes..............................................................................................

18.This furniture is so old that it is not worth keeping.

This is ..............................................................................................

19.The bread is stale that we can't eat it.-> The bread isn't..............................................................................................

20.He speaks so slowly that his students get every bored.

He is..............................................................................................

21.The car was so rusty that it couldn't be repair.

The car was too..............................................................................................

22.He was so disgusted at her behaviour that he severed all her contact with her

Such..............................................................................................

23.The child was so afraid that he did behind the sofa.

So..............................................................................................

24.Thay had such a fierce dog that nobody dared to visit them.

So..............................................................................................

25.He is so strong that he can pull a van weighing 2.5 tons.

Such..............................................................................................

Viết lại câu mang nghĩa không đổi ,sử dụng 'too' :

1.Jack isn't hard working enough to make progress in his study.

2.I'm not rich enough to help you with the money.

3.These organes aren't sweet enough for us too eat

4.He didn't speak slowly enough for us to understand.

5.The shelf is too high for the little boy to reach

6.Tommy doesn't write carefully enough for the teacher to read

7.This deserted road isn't safe enough for her to go at night

8.The team didn't play well enough to win the match.

9.She didn't study hard enough to pass her examinations.

10.She isn't patient enough to ddo embroidery

11.At 14 you are not old enough to buy school.

12.She is not free enough to answer some trivial questions.

13.He was not calm enough to threaten the lions.

Rewrite these sentences ,using ''too'' instead of ''enough''.

1.Jack isn't hard working enough to make progress in his study.

2.I'm not rich enough to help you with the money.

3.These organes aren't sweet enough for us too eat

4.He didn't speak slowly enough for us to understand.

5.The shelf is too high for the little boy to reach

6.Tommy doesn't write carefully enough for the teacher to read

7.This deserted road isn't safe enough for her to go at night

8.The team didn't play well enough to win the match.

9.She didn't study hard enough to pass her examinations.

10.She isn't patient enough to ddo embroidery

11.At 14 you are not old enough to buy school.

12.She is not free enough to answer some trivial questions.

13.He was not calm enough to threaten the lions.

Combine each of the following pairs of sentences,using the form of ''TOO''.

1.Our new car won't get through those gates.The car is very big

2.He was very snobbish.He wouldn't talk to any one of us.

3.She was very tired.She couldn't walk any further.

4.We couldn't eat these oranges.They were very bitter and sour.

5.He is very selfish.He coudn't have a true friend.

6.This stream isn't very dangerous.We can not swim here.

Cho biểu thức \(P=\left(\frac{3\sqrt{x}-1}{x-1}-\frac{1}{\sqrt{x}-1}\right):\frac{1}{x+\sqrt{x}}\)

a.Rút gọn

b.Tìm x để 2P-x=3

Cho biểu thức \(B=\left(\frac{\sqrt{a}}{\sqrt{a}+2}-\frac{\sqrt{a}}{\sqrt{a}-2}+\frac{4\sqrt{a}-1}{a-4}\right):\frac{1}{\sqrt{a}+2}\)

a.Rút gọn

b.Tìm giá trị của B tại \(a=6+4\sqrt{2}\)

Cho biểu thức \(A=\left(\frac{1}{x-\sqrt{x}}-\frac{1}{\sqrt{x}-x}\right):\frac{\sqrt{x}+1}{\left(\sqrt{x}+1\right)^2}\)

Tìm giá trị của x để A= 1/3

Cho lai hai giống thuần chủng của một loài thực vật thu được F1dòng loại giống nhau. Tiếp tục cho F1 tự thụ phấn với nhau được F2quả thống kê trên 3200 cây với 4 kiểu hình nhưng sau đó sơ suất, chỉ ghi được 200 cây thấp, quả vàng.Biết rằng tính trạng tương ứng là cây cao, quả đỏ di truyền thep quy luật phân li độc lập.

a. Biện luận và viết sơ đồ lai từ P F2

b. Xác định số cá thể của 3 kiểu hình còn lại