24. Our government's anger _____ to their ambassador.

A. were conveyed　　　 B. conveyed

C. conveys　　　 　　　　　 D. was conveyed

23. The package is two kilograms _____ weight.

A. by　　 B. at　　　 C. in　　 D. on

22. The first man-made satellite of our country _____ 173 kilograms.

A. weighs　 B. weithts　 C. is weighed　 D. weigh

21. The reason for my absence was _____ I was ill.

A. because　 B. that　 C. why　 D. since

20. The reason _____ was lack of medical care.

A. that he died　　　　　　　　　　　　 　　　 B. why he died　　　　　　　　

C. for his death　　　 D. B and C

19. In the botanic garden we can find a(n) _____ of plants that range from tall trees to small flowers.

A. species　 B. group　 C. Amount　 D. variety

18. --- Excuse me, may I ask you some questions?

　 --- Sorry, I'm too busy and haven't even a minute to _____.

A. spend　 B. spare　 C. share　　 D. stop

17. In dry weather, the flowers will have to be watered if they _____.

A. have survived　　　 B. are to survive

C. would survive　　　 D. will survive

16. He _____ his speech _____ "Thank you, Mr. Chairman."

A. closed; with　　 B. began; with　　　　　　　　　

C. closed; at　　　 D. began; at

15. He sat _____ against the wall and listened to the teacher _____.

A. close; close 　　　 B. closely; closely　　　　　　

C. closely; close　　 D. close; closely