Giups mình vs mình đg cần gấp

Câu 1:hiện tượng nào sau đây ko xảy ra sự oxi hóa

A:VẬT DỤNG BẰNG SẮT ĐỂ LÂU NGÀY TRONG KHÔNG KHÍ ẨM RỒI BỊ RỈ

B:SỤC KHÍ OXI VÀO NƯỚC CẤT

C:TÀN ĐÓM ĐỎ CHO VÀO BÌNH OXI THÌ BÙNG CHÁY

D:CHÁY RỪNG XẢY RA KHI TRỜI NẮNG nóng lâu ngày

Câu 2:ứng dụng của oxi là:

A:phục vụ đời sống 

B:dùng làm nhiên liệu trong đèn xì để làm hàn cắt kim loại

C:dùng cho sự hô hấp

D:tất cả các ý trên

Câu 3: dãy chất phản ững của oxi là

A:S P Fe CH      B: Ag C CaO     C: CuO  P  ZnO      D: CO2  S   Cu

Câu 4: đốt cháy 6.2g photpho cần đủ bao nhiêu lit oxi( đktc)

A:22,4    B:2,8    C; 11,2   D: 5.6

Câu 5: cho 2,7gam AL đã đc đốt nóng vào bình chứa 4,48lit O2(đktc) sau khi phản ứng xảy ra hoàn toàn chất có mặt trong bình và khối lg của nó là:

A:1,35G VÀ 10,2G , AL2O3     B; 2,55g Al2O3 và 5,2g O2         C: 10,2G AL2O3       D:5,1G AL2O3 VÀ 7,2GO2

PR.1:Choose the underlined word or phrase in each sentence that needs correcting
1. I was such(A) nervous that(B) I didn't think(C) I would pass(D) the exam
2.Many teachers have devoted(A) all(B) their lives to teaching so(C) teaching is(D) not a well paid job.
3. They can speak(A) English and use(B) a computer so as to(C) they can easily get(D) a good job.
4. Despite (A) she was in(B) her middle age, she looked(C) very graceful(D) and charming.
5.The price of accommodation are(A) as(B) big that many people cannot(C) afford to buy(D) a house
GIÚP MK NHA MN , MK ĐANG CẦN GẤP 

Fill in the gap with a suitable word for phrasal verbs and idioms with RUN. 

1. I'm having a lovely holiday, and I really don't want to leave. When my money runs …………… I’ll have to come home.

2. Kelly was run …………………. by a car outside her house.

3. I had a small accident in my car last month. I couldn't believe it when the bill for repairs ran …………… almost £1000.

4. The policeman ran ……………….. the thief.

5. I saw Janine for the first time in years today. I ran …………………… her in a café on the High Street.

6. I can’t go more than 50 k.p.h as this is a new car and I am still running it ………………

7. My car skidded and ran ………………… a wall.

8. If a bull chased me I would run …………………

9. I was wondering if I could run them …………………. you some time this morning?

10.   We need enough agendas for everyone coming to the conference. If I run …………. 150 copies, that should be enough.

11.  Liverpool are playing a fantastic match, and with the half-time score at 3-0, Spurs are running ………………..

12.  As the match enters its final minutes, feelings are running …………………… at the

13.  Things are becoming difficult at work. Perhaps I should …………… and run.

14.  I've been running the company for forty years and I've had a good run for my ……..….., but now it's time to retire.

15.  I wish you would stop trying to run my ………………….!

16.   Derek's had several run- ……………………with the management recently.

17.   Programs are running a few minutes …………………….. schedule this evening.

18.  The river ran ………………… It stopped flowing during the drought.

19.  I ran ………………… at my party so that my recently divorced friends didn't have to talk to each other.

This debate will …………………………and run.

Give the correct forms of the words. (10pts)

1.    The length of this box is twice its ………………….…….…..….   (broad)                                                                 

2.    Mr Henry is said to be weak and  ……………………………….. man. (decide)

3.     The doctor advised him to follow his ……………………....… diet strictly.     (diabetes)

4.    Julia played a ……………………… role in the planning of millennium exhibition. (consultation)

5.    Nobody wears clothes like that any more as they are terribly ………………………… (fashion)         

6.    Newspapers blamed the chaos after the flood on the ………………… of the local officials.(administer)

7.   Spies often use....................................... for small scale reproduction of documents. (film)

8.   We are expecting a .............................................. of apples from Africa this week.   (ship)

 9.   Bard is a good employee, and is very .................................................. (conscience)

10.  People used to suffer from their life-time physical ………………………..(normal)                                                                           

Near future tense.

1. There’s a film on television tonight.

     You ……………….. (watch) it?

2. I’m too tired. I ………………..(have) an early night.

3. I hear Ann has won a lot of money. What ………………..she (do) with it?

4. I’ve heard she ………………..(travel) around the world.

5. I ate lunch with Alan yesterday and I (eat) lunch with him tomorrow.

6. I ………………..(watch) the news tonight.

7. The sky is full of black clouds. It ………………..(rain)

8. There is a hole in the bottom of the boat. It is filling up with water very quickly. It ………………..(sink).

9. Ann is driving. There is very little petrol left in the tank. The nearest petrol station is a long way away. It………………..(run) out of petrol.

10. What ………………..you (wear) tonight?