The two friends _____ on the Internet for three hours, and they would go on till the next morning.

A. had been chatting     B. had chatted     C. were chatting       D. has been chatting

— Sorry, Joe, I didn’t mean to …w。w。w.k。s。5。u.c。o。m

— Don’t call me “Joe”. I’m Mr Parker to you, and _____ you forget it !

A. do        B. didn’t       C. did       D. don’t

I got caught in the rain and my suit _______.

A.has ruined                                B.had ruined

C.has been ruined                           D.had been ruined

Over the past decades, sea ice     in the Arctic as a result of global warming.

A. had decreased  B. decreased   C. has been decreasing D. is decreasing

________ many times, he finally understood it.

A. Told     B. Telling    C. Having told    D. Having been told

A person ______ e-mail account is full won’t be able to send or receive any e-mails.

A. who        B. whom        C. whose       D. whoever

John plays basketball well, ___his favorite sport is badminton.

A. so           B. or           C. yet         D. for

22. —May I keep your company there?

—You may_________.

A.if you like                      B.as you like

C.if you’d like                     D.if you like to

　　 This is the very toy car ________ which he came here the other day.

　　A. by  B. in  C. for  D. on

　　 Wang Wei is one of many Chinese students _______ “on the go’.

　　A. who lives life         B. who live life

　　C. that lives living      D. that live living