______ many people, he prefers classical music to pop.

　 A. In common　 B. In common with C. Out of common with　 D. Out of common

The new tax would force companies to _____ energy-saving measures.

　　　 A. adopt　　　　　 B. adjust　　　 C. adapt　　　　 D. accept

Tom sat under a tree and seeing his friend, ___ up in no time.
A.to stand          B. standing     　C. stood        D. would stand

________ White ________ his sister is coming to our help. Which is wrong?

A. Either; or　　　　　　　　　　　 B. Neither; nor　

C. Not only; but also　　　　　　　　 D. Both; and

The necklace,____was worth only 500francs, was lost at the dancing party.

A. it　　　　　　　　 B. what　　　　 C. that　　　　　　 D. which

　 then he wouldn’t have made such a mistake．

　 A．If he followed your advice　　　 B．Were he to follow your advice

　 C．Had he followed your advice　　　 D．He had followed your advice

There was a sudden burst of light 　　　　 a terrible noise.

A．following 　 B．to follow　 C．followed　　 D．followed by

He argued________smoking，and insisted that it was________argument that smoking was harmful to health.

A．for; beyond B．against；over

C．for; over D．against; beyond

Despite much research, there are still certain elements in the life cycle of the insect that _______ not fully understood.
 A. are    B. were   C. is     D. was

As a new diplomat, he often thinks of_____- he can react more appropriately on such occasions.
A. what          B. which         C. that          D. how