I really don’t know ___________.

     A. how they’ve got so angry with me.

     B. why have they got so angry with me

     C. how have they got so angry with me

     D. why they’ve got so angry with me

 We can’t_______ making the plan. Clean–Up Day is only a week from now.

    A. put up           B. put down        C. put off            D. put out

—I’m really sorry, I couldn’t do it better.

—Never mind. ________ you have tried your best.

　　 A. In all　　　　　 B. After all　　　 C. At all　　　　　　 D. Above all

 You won’t feel happy at school ________ you get along well with your classmates.

     A. when             B. though          C. unless             D. because       

— Nancy, would you mind turning down the music? Your father is sleeping.

—________.

A. Yes, please　　　　　　　　　　　 B. Sorry. I’ll do it right away

C. Sorry. I won’t do it again D. Yes. I never do it again

 Tim, you’d better ________ because you have to drive back home.

      A. not to drink    B. not drinking    C. don’t drink           D. not drink

 The e-mail ________ I have received just now is from my pen pal, Mike.

A. who              B. what            C. which               D. where    

 ________ you wait a few more minutes? It’ll be your turn soon.

     A. Must             B. Should          C. Might               D. Could         

—Can you sing this English song for us, Tom?　

— Of course. It________ many times.

　　 A. teaches　　　　 B. is taught　　　 C. has been taught　　 D. taught

 Alice had never been to Xi’an before she left school, _______?

A. hadn’t she       B. had she         C. did she            D. didn’t she