9.D

8. I asked Martha _______ to enter law school.

A. are you planning                                    B. if she is planning            

C. if was she planning                                            D. if she was planning

9. Mai and Duong like ______________ back Mai’s home village on holiday.

A. comes                   B. come                    C. came                                 D. coming

10. If the factory  _________dumping poison into the lake, all the fish and other aquatic animals will die.

A. continues         B. to continue               C. continued                            D. will continue

10. If the factory  _________dumping poison into the lake, all the fish and other aquatic animals will die. 

  A. pollute                  B. pollution              C. polluted               D. polluting

 12. If the air wasn’t dirty, I ________________ so much.

A. would sneeze          B. sneeze               C. wouldn’t sneeze             D. to sneeze

13. If we  __________ water carefully, more people will have fresh water.

  A. will use                 B. would use                          C. using                   D. use

14. “What has Mommy made for dinner?” asked Mike

A. Mike asked what Mommy had made for dinner.

B. Mike asked what Mommy have made for dinner.

C. Mike asked what Mommy has made for dinner.

D. Mike asked what Mommy had make for dinner.

15. If the factory continues dumping poison  __________ the lake, all the fish and other aquatic animals will die.

A. into                                 B. to                              C. about                               D. In

1. _____ workers were sent to the area immediately, but no villager was survived when the landslide happened.

A. help                      B. Rescue                C. volunteer              D. assistance

2. I like ___________ back my home village on holiday.

A. comes                               B. come                       C. came                               D. coming

3. Will you be angry if I _________ your pocket dictionary?

A. stole                                  B. steals                        C. steal                       D. have stolen

4. Disneyland _has attracted___ over 670 million visitors worldwide since it __was opened___in 1995.

A. attracted/ opened                                             B. has attracted/ opened              

C. has been attracted/ was opened                   D. were attracted/ was opened

5. If an earthquake suddenly ___________ now, what ________ you do?

A. would occur/ would      B. occurred/ would    C. will occur / will    D. occurs/ will

6. At this time next year, another spaceship ________into the space.

A. will fly                                B. flies                        C. will be flying                     D. is flying

7. ______the school ________by the storm last night?

A. Is/ destroyed             B. was/ destroying     C. is/ destroying     D. was/ destroyed

`4/5-y=1/3:2`

`4/5-y=1/6`

`y=4/5-1/6`

`y=19/30`

Vậy `y=19/30`

`@An`

Hiệu số phần bằng nhau : `3-1=2(phần)`

Tuổi con ba năm sau : `24:2xx1=12(tuổi)`

Tuổi mẹ hiện nay : `12-3+24=33(tuổi)`

  Đ/s:..

`@An`

5. It’s a good idea to eat a lot of fruit and vegetables every day.

We should eat a lot of fruit and vegetable every day.

6. Both students and teachers can borrow books from the library.

The library lend both students and teachers books.

7. Nobody plays this piece of music as beautifully as he does.

He plays this pieces of music most beautifully.

8. In spite of having to work the next day, Tom watched films on DVD till midnight.

Even though Tom had to work the next day, he watched films on DVD till midnight

9. The ending of the film was quite disappointing.

We were quite disappointed at the end of the film

10. Although she performed well, she didn’t receive good comments from critics.

Despite her good performance, she didn't receive good comments from critics

11. Classical music is interesting. Folk music is interesting. (as…as)

Classical music is as interesting as folk music.

12. This picture is 800, 000 VND. That picture is 600, 000 VND. (price… different)

The price of this picture is different from that picture

13. Mr. Brown speaks English. Mrs. Kent speaks English. (same language)

Mr. Brown speaks the same language as Mrs. Kent.

14. John didn’t go to the concert show last night. Nam didn’t go to the concert show last night. (either)

John didn’t go to the concert show last night and Nam didn’t either.

I like pop music and my brother does too.

Tác dụng với kim loại : 2Na + 2H2O  →  2NaOH + H2 

Tác dụng với oxit bazơ : CaO + H2O  → Ca(OH)2

Tác dụng nước với oxit axit : P2O5 + 3H2O  →  2H3PO4