mình có muốn nhưng hết lượt kb rồi

xl mk nhâm, hieu la : 90x2+2=182

hieu la : 90 x 2 = 180

1. It's an excellent.......................holiday.

A. package B. party C. group D. team

2. Nobody likes to pay…………..... prices.

A. high B. tall C. big D. expensive

3. How are you feeling today?................ better, thank you.

A. More B. Much C. Very D. Many

4. I haven't met our new secretary yet...................?

A. What's she like? B. How is she? C. How is she like? D. How does she like?

5. You can go home, if you...........................your work.

A. finished B. have finished C. are finished D. finishing

6. There is no…………………....in going to school if you're not willing to learn.

A. reason B. aim C. point D. purpose

7. ........................his advice, I would never have got the job.

A. Except B. Apart from C. But for D. As for

8. .....Richard is a businessman, his brother is a rock singer.

A. However B. Yet C. Whereas D. Despite

9. You should learn your lesson . . . . . . . . . .

A. careful B. carefully C. careless D. carelessly

10. Cancer is a ..................... disease.

A. killing B. death C. dead D. kill

11. Under the sun’s heat, water……………......

A. melts B. evaporates C. rises D. floats

12. The new restaurant is ...............at the comer of a busy street.

A. put B. located C. stood D. placed

13. “The students went on a canoe trip yesterday.” “I heard it was . . . . . . . . . . . . ”

A. excited B. exciting C. excite D. an excitement

14. “Do you think your father will worry if we’re late?” “Maybe we’d better . . . . . . . . him.”

A. call B. be calling to C. to call D. will call

15. The weather in the far north is not……………... it is near the Equator.

A. like humid as B. as humid as C. humid as D. so humid that

16. There will be plenty of food for everybody, ................... nobody takes more than his share.

A. except that B. provided that C. despite that D. even if

17. I would like to offer a small……….... to anyone who finds my missing dog.

A. receipt B. repayment C. expense D. reward

18. I said “Happy Birthday” before . . . . . . . . . . Lan a present.

A. give B. will give C. gave D. giving

19. Tam . . . . . . . . . last night when the telephone . . . . . . . . . . .

A. slept-rang B. slept-was ringing

C. was sleeping-rang D. was sleeping-was ringing

20. John doesn’t play tennis. David doesn’t play tennis.

A. Both John and David doesn’t play tennis. B. Neither John nor David plays tennis.

C. Not either John or David plays tennis. D. Not only John but also David doesn’t play tennis.

ai biết câu nào bày mình

Cho biểu thức 1+3+5+7+9+....+17+19+21

Thay một số dấu "+" bởi dấu "-". Hỏi giá trị của biểu thức mới:

Có thể bằng -30 được không?

Cho biểu thức 1 + 3 + 5 + 7 + ... + 17 + 19 + 21

Thay một số dấu " + '' bởi dấu trừ " - '' . Hỏi giá trị biểu thức mới :

a, có thể bàng -31 đc ko ?

b, có thể bàng -30 đc ko ?

10.10=100 nha bạn.