—Mr. Li ______ to Mary carefully when I entered the classroom this morning.

—He is very patient ______ he is young.

A. talking; but B. was talking; though

C. talks; though D. talked; however

— Dave, we will leave in 10 minutes. Are you ready?

— No, I ______ our guide book and towels yet.

A. don't pack          B. didn't pack     C. have packed     D. haven't packed

 We have no more vegetables in the fridge. I_        and buy some.

  A. go            B. went             C. will go           D. was going

Ken_        his jacket in the gym. He has to get it back.

    A. left          B. leaves           C. is leaving        D. was leaving

You_      . Don't talk on the phone.

  A. will drive    B. are driving      C. were driving      D. have driven

 Henry will give us a report as soon as he_        .

  A. arrives       B. arrived          C. is arriving       D. will arrive

 Don't return the video to Peter, I_         it.

  A. don’t watch       B. won't watch      C. haven’t watched    D. wasn't watching

 The twins didn't go to the theatre, they_         the light music all night.

A. have enjoyed      B. will enjoy     C. are enjoying     D. were enjoying

 —Jack, I haven't seen your uncle for a long time.

—He ______ Shanghai on business for two months.

A. went to    B. has gone to   C. has been in   D. has been to

— Anna, have you ______ seen China’s Got Talent (达人秀)?

　　 —Of course. I ______ it last weekend.

　　 A. never; saw 　　 B. ever; have seen

　　 C. never; have seen　 D. ever; saw