Someone is ringing the doorbell . Go and see ____________.
| A．who he is | B．who is he | C．who is it | D．who it is |
– I’m going to Mary’s birthday party. Bye, mom. --_______, David!
| A．Best wishes | B．Have fun |
| C．Take care | D．No problem |
Look! There are some birds _______ in the sky. They are very beautiful.
| A．to fly | B．fly |
| C．flying | D．flown |
You’d better _______ the test paper before handing it in.
| A．go ahead | B．go on |
| C．go off | D．go over |
– So kind of you to give me a ride to the station.
– ___________
| A．Never mind. | B．My pleasure. |
| C．It doesn’t matter. | D．Glad you like it. |
— We can invite Nick and Nora to Shanghai Disneyland with us.
— ? I’ll give them a call right now.
| A．Why not | B．What for |
| C．Why | D．What |