Because of global warming, the ice that polar bears depend on for survival _______.

A. are slowing disappearing                       B. is slowly disappearing

C. are slowly disappeared                          D. have slowly disappeared

There was a big rock on the road, which            the traffic.

       A．set back    B．stood back       C．kept down D．held up

—I’m sorry I broke your teapot.

    —___________

       A．Forget it.  B．Bad luck.  C．Oh, is that so?  D．Really?

—Jack, how did it       that you made so many mistakes in your homework?

       —I myself haven’t figured it out yet!

       A．come about      B．bring about      C．turn down D．get down

—Have a nice trip!

       —Thanks. I’ll telephone you from ______ I get to by tomorrow evening.

       A．wherever  B．every place      C．whenever  D．no matter where

        , most teenagers now listen to rock music . However , Jonah prefers classical music .

       A．In a word        B．In general       C．In particular    D．In total

She had no money to buy a plane ticket and ,           , she didn’t have the courage to tell her parents her present situation .

       A．even worse      B．however   C．otherwise        D．or

           happened to be out that day , so you didn’t find me .

       A．It     B．This C．You D．I

Going out for a trip with friends            popular in the last few years .

       A．is     B．was C．has been   D．had been

Cathy earns 8 dollars            hour as            of the books I’ve ever read.

       A．an；不填 B．不填；a   C．the；不填 D．an；a