29.Middle school students ___ not to smoke.

A.always tell　 B. are told always　 C. tell always　 D. are always told

28.The box is used __ sitting ___ a chair ___ Mike.

A.for,as, by　　　 B. by,for,of 　　C. as,for,by　　 D. for,by,as

27.Most business letters are ___ English.

A.Wrote by　　 B. writing with　 C. Written in　 D. written by

26.The sentence “Thank you” ___ in our everyday life.

A.Often use　 B. often use　 C.is often used　 D. are often used

25.She ______ for 10 years.

A.has been marry　 B. has married　 C. has been married　 D. have marry

24.About 500 cars ___ in the factory next month.

A.were produced　 B. will be produced　 C. will be made　 D. have been produced

23. Have you heard of a dinosaur _____ feathers?

A.was covered by　 B. was covered with　 C. covered with　 D. covered by

22.Have these words _____ by us yesterday?

been learnt　 B. learnt　 C. learned　　　　 D. were learnt

21. We can find many pictures ____　 by Xu Beihong in the museum.

A.drawing　 B. drawn　 C. drew　　　 D. to draw

20. The shop assistant showed a hat _____ red silk to us.

A.made from 　　B. made of　 C. was made of　 D. was made from