It must be kept in mind that______ lifelong study can you survive in the highly competitive society.

A.only when　 　　 B.until then　 C.only through D.until when

He was determined to o__________ the difficulties he met in his study.

One rainy day while I was walking home with one of my friend, a truck came to a stop besides us. The driver put the window down and offered us a umbrella because he found we were wet through. I stood there and couldn’t believe in that a complete stranger is so thoughtful. The man insisted, so I grateful accepted the offer, thanked him and watched the truck disappear down the road. This man might need the umbrella himself, and he preferred to give it to everyone else. It was a lesson to us that it was possible give without expect anything in return.

- Can I smoke here?

- Sorry. We don’t allow _______ here.

A. people smoking　 B. people smoke　 　 C. to smoke　 　　 D. smoking

It was twelve o’clock　　 they finished the work.

A、since　　 B、which　　 C、that　　 D、when

Nuclear science should be developed to benefit the people ______ harm them.

A. more than　 B. rather than　 C. other than　 D. better than

I'd rather you ________ there next week.

A. went        B. go       C. should go        D. had gone

I advised that he ______to the hospital at once, but he insisted that he quite well then.

A. be sent; was feeling 　 B. was sent; felt

C. be sent; feel 　 　　　D. should be sent; should feel

They would not allow him ______across the enemy line .

　　A. to risk going      B. risking to go     C. for risk to go     D. risk going

He was about to tell me the secret _______ someone patted him on the shoulder.

A. as　　　　　 B. until　　　　 C. while　　　　 D. when