I really can't understand ______ her like that．

     A．you treat            B．you to treat          C．why treat            D．you treating

Kathy______ a lot of Spanish by playing with the native boys and girls．

     A．picked up            B．took up            C．made up           D．turned up

The manager had fallen asleep where he ______, without undressing．

     A．was laying       B．was lying          C．had laid           D．had lied

That was really a splendid evening．It’s years ______ I enjoyed myself so much．

     A．when                  B．that                     C．before                 D．since

I     along the street looking for a place to park when the accident________．     

     A．went; was occurring                             B．went; occurred

     C．was going; occurred                             D．was going; had occurred

Tom sounds very much       in the job, but I’m not sure whether he can manage it．

     A．interested            B．interesting           C．interestingly        D．interestedly

Plastic bags are provided for our convenience but they have also_______ the pollution of the environment．

     A．adapted to           B．turned to             C．contributed to      D．looked forwarded to

---Where were you when I called at your house this morning?

   ---Oh, I_____ for a friend from Tokyo at the airport．

     A．had waited          B．am waiting          C．have waited         D．was waiting

---How can I apply for an online course?

   ---Just fill out this form and we______ what we can do for you．

     A．see                     B．are seeing            C．have seen            D．will see

---Hi, Terry, can I use your computer for a while this afternoon?

   ---Sorry．______．

     A．It’s repaired                                        B．It has been repaired   

     C．It’s being repaired                                                               D．It had been repaired