My suggestion is that the sick boy _____to hospital as soon as possible.

A. is taken　 B. must be taken C. be taken　 D. has to be taken

scientists are convinced ____ the positive effect of laughter____physical and mental health.

A.of ;at B.by; in C. of;on D.on ;at

It didn’t surprise us at all 　　　　caused his success.

　 A. why　　 B. that　 C. how　　　　　 D. what

Believe it or not, two ____ is worth an egg.

A. tomato　 B. tomatos　 C. tomatoes　 D. tomatoses

The place _______ the bridge is supposed to be built should be ________the cross-river traffic is the heaviest.

A. which; where　　　　　　　　　　　　 B. at which; which

C. at which; where　　　　　　　　　　 D. which; in which

His father _____ him a will before he died.

 A.hadn’t left         B. didn’t leave              C. doesn’t leave           D. hasn’t left

If you think that the illness might be serious, you should not ____ going to the doctor.

A、put off B、put aside C、hold back D、hold up

As I'll be away for at least a year, I'd appreciate ____ from you now and thentelling me how everyone is getting along.

A hearing　 B. to hear　 C. to be hearing　 D. having heard

Information has been put forward that more middle school graduates will be ________ into universities.

A. admitted 　　　　B. accepted 　　　　 C. permitted 　　　 D. allowed