They said nothing, looking _____ at the headmaster.

A. sad 　 B. worried　　 C. excited　　　 D. coldly

Don’t let a chance ____ easily. It may never return.

　 A. give up　　　 B. go by　　　　　　 C. fall off　　　　　　 D. get over

There are usually at least two _____ of looking at every question.

　　A. ways 　　　　 B. directions 　　　C. views 　　　D. opinions

Please _____ the milk carefully; I don’t want it to boil over.
   A. look at   B. see    C. notice    D. watch

Without electronic computers, much of today’s advanced technology 　　　　　 .

A. will not have been achieved　　　　　　　　 B. have not been achieved

C. would not have been achieved　　　　　　 D. had not been achieved

We all know that，　　　　 ，the situation will get worse.?

A.not if dealt carefully with?　　　　　　　 B.if not carefully dealt with?

C.if dealt not carefully with?　　　　　　　 D.not if carefully dealt with

Mary is one of the brightest students who_________ from New York University.

A. is graduated　　　　　　　　　　 B. have graduated　　

C. has graduated　　　　　　　　　　 D. are graduated

我们学校是省里最大的学校, 大概是南州中学的两倍大。

________________________________________________________________.

Is this school ________ my father studied in when he was a child.

A. that　　　　 B. which　　　 C. the one　　　 D. /

The police are investigating a 　　　 (系列) of attacks in this area.