We went into a hall, on 　　　 walls hung a few pictures of some famous scientists.

A. its　　 B. which　 　　　　 C. whose 　　　　 D. those

When you are reading the boring article on foreign policies and 　　　 current affairs, try to find 　　　　most interesting things.

　 A. the; a　　　 　　　　 B. /; a　　　　 C. the; the　　　 D. /; the

Do what you think right; Never ______ what others say.

A. care for　 B. care of　 C. take care of　　 D. care about

— ________ was it that he managed to get the information?

　 — Oh, a friend of his helped him.

A. Where　 B. What

C. How　　 D. Why

Three pills should ________ you a good night’s sleep.

A. entire 　　 B. enable 　 C. endanger 　D. ensure

Why were you driving so fast? You　 somebody.

A.mingt hurt　　 B.might have hurt C.would hurt D.must have hurt

We should always learn some u_______ techniques in order to keep up with the times.

Don’t worry. I’ll help to _______ the guest.

A. hold　　　 B. host　　　 C. wait　　 D. accept

According to some doctors, one of the ways to prevent us from growing old is to make sure that our brains get enough___.

A. performance　　 B. exercise　　　 C. experience　 D. sport

----I told him to take 　　　 he considered helpful to him and his family from everything 　　　　I was having then.

----You were really kind to him.

A. what; what　 B. what; whichever　 C. whatever; that　 D. whichever; that