It is necessary __________________________ (强调重要性) of protecting the environment. (stress)

He cut the apple ________, and gave the big to his little sister.

　 A. into half　　　 B. into halves　　 C. in halves　　　 D. in the half

I’ve never seen anyone run so fast—______David go.

A.just watch　　　　　　　　　　　　 B.just to watch

C.just watching　　　　　　　　　　　 D.just having watched

—I can’t repair these until tomorrow，I’m afraid.

—That’s OK，there’s 　　　　.

A.no problem　　 B.no wonder　　　　 C.no doubt　 D.no hurry

People__________the new TV play.

　 A.think high of 　　　　　　　　 B.think well of

　 C.think poor of 　　　　　　　　 D.think good of

Irene ______New Hampshire in 1976 and _____ in Virginia since then.

A. left; worked B. has left; has workedC. left; has worked  D. has left; worked

The foreigner________a proposal that we develop the new product jointly.

A．put up B．put forward

C．put up with D．put down

Due to cultural differences, most artists find it hard to ________Chinese cross talks to westerners.

A. get across　　　　 B. get over

　 C. come across　　　　 D. come over

By this time next summer, you _____ a high paying job. But I will still be studying.

A. will find B. are found C. have found D. will have found

What _____ you think Betty won’t succeed?
   A. lets   B. causes    C. makes    D. helps