tìm lỗi sai và sửa lại

1. I asked him how far was it to the station if i went there bytaxi

2. Linda has worn her new yellow dress only once since she buys it

điền dạng đúng của v trong ngoặc

1. In the next future, e-books (replace).......................paper books in school

2. This morning I met an ex-classmate Janet, whom I (not/see)................for ages

3. Before Mai became a professional astronaut, she (take)...................parabolic flights

4.Would you like (become)......................a professional astronaut?

Bài tập về đại từ tương đối/ trạng từ

1. The place....................(what/ whom/ where/ which)we spend our holiday was really beautiful

2. What was the name of the girl.....................(who/ whose/ whom/ which)passport was stolen?

3. Do you know the girl.................(who/ whose/ whom/ which)Tom is talking to?

4. The stories.................(who/ whose/ that/ in which) Tom tells us are usually very funny

5. I met the woman...............(who/ whose/ whom/ which) can speak six languages

6. Where is the picture...................(who/ where/ whom/ which) was on the wall?

7. What was the name of the people...................(who/ whose/ whom/ which ) car had broken down?

8. The hotel..............(who/ that/ where/ which) we stayed was not clean

9. The man.................(who/ whose/ how/ whom) she is married to has been married twice before

10. Have you seen the money................(when/ whose/ how/ which) was on the table?

viết lại câu sao cho nghĩa không đổi

1. the girl is a singer. She is wearing a pink dress

- The girl,

2. The oil will pollute the sea. People are worried. (using Adj+that clause)

-

3. They have to try harder so that they can pass the final examination

- they have to try harder so as to

4. He is performing well at school. He does not know what he will choose as his future career.(DESPITE)

-

5. He made a lot of effort at work. He was not promoted .(IN SPITE OF)

-

6. Some people talk too loudly in public places. I don't like them

- I don't like people who

viết lại câu sao cho nghĩa không đổi

1. I don't have a new car

- I wish

2. They will build a new supermarket here tomorrow

- a new supermarket

3. "I will go to my village tomorrow" He said

- He said

4. My brother likes playing soccer every morning

- My brother is

5. Despite the bad weather, Nam went out for a picnic

- Although

6. Ba doesn't have a brother

- Ba wishes

7. They grow rice in tropical countries

- Rice

8. "I will go to my village next week" Mr. Nam said

- Mr. Nam said

9. she went to bed early because she was tired last night

- she was tired

10. why don't we collect empty and used cán?

- i suggest

- i suggest that

11. I love to play tennis

- i enjoy

12. We spent five hours learning English

- it took

13. the house was cheap so we decided to buy it

- because

14. do you know the man? He is standing there

- Do you

15. Do you remember the day? You started school on the day

-Do you

16. Pollution from paper mills has destroyed many lakes and rivers

- Many lakes and rivers

17. the cafe was crowded, but we found a table for coffee

- although

a, phân tử khối của đồng oxit và đồng sunfat có tỉ lệ là 1/2. Biết khối lượng phân tử đồng sunfat là 160. Tìm công thức phân tử của đồng oxit

b, phân tích một khối lượng hợp chất M người ta nhận thấy thành phần khối lượng của nó có 50% là lưu huỳnh và 50% là oxi. Tìm công thức của hợp chất M

đọc văn bản sau và khoanh tròn chữ A, B, C hoặc D để chỉ ra từ chính xác cho các ô trống

New York- The "Big Apple"

ourr arrival in New York was spectacular. It's skyscrapers and the Statue of Liberty make a (1).....................sight. New York has a population of over seven million and it is probably the world's most famous city. The inhabitants of the "Big Apple" come from many(2)......................countries. There are more nationalities in New York(3)......................in any other places on the earther. It is also has more tourists than any other city except London, especially in the summer. (4).......................come from all over the world and have a wonderful time. There are so many(5)......................for them to get enthusiastic about- whether it's some of the (6)........museums in the world or the charming little streets of Greenwich Village

1. a sad b. beautiful c. horrible d. cold

2. a. same b. young c. old d. different

3. a. than b. rather c. of d. to

4. a. Visit b. Visitors c. Workers d.Goes

5. a. attraction b. place c. sights d. area

6. a. good b. better c. best d. nicer