Visual teaching aids _______ to students and help them learn better but ______ they should not

be overused in class．

　 A．attract; on the other hand　　 　　　　　　 B．appeal; on the other hand

　 C．hold interest; on other hand　 　　　　　　 D．are interested; on one hand

He had lost his temper and his health in the war and never found　　 of them again.

A. neither　 　　　　B. either　 　　　　　C. each 　　　　　D. all

hen ____ ,the museum will be open to the public next year.

A.completed 　　　　　　　　　　　 B.completing 　　　

C.being completed 　　　　　　　　 D.to be completed

The two collectors have determined to buy the precious Egyptian vase , 　　　.

A．however much it costs 　　　 　　B．no matter how it costs

C．however much does it cost 　 D．no matter how much does it cost

Work means much to me. It is ______ of my life ______ air, water and sunlight.

A. a part as much ;as　　　　　　 B. as much a part; as

C. as a part much; as　　　　　　 D. so much a part; as

The water is good __________.

　 A. to drink it　 B. to be drunk　　　　　 C. to drink　　　 D. at drinking

The financial crisis has put the world economy in a difficult 　　　　 .

A.occasion B.condition C.evaluation　 D.situation

He told me he had been offered a very well-paid_________ abroad.
A. service                        B. business?
C. position                       D. work

When he was doing the software development project, he ______ many problems that he had to solve on his own.

　　 A. came up with　 B. came through　 C. came across　 D. came out

The old professor told us that every part of the materials should be made use of _____ the station.

A. building　 B. to build　　 C. build　　 D. being built