-I can’t go with you today. There will be a test tomorrow.
- ______. Maybe next time.
| A．It doesn't matter | B．My pleasure |
| C．I don’t think so | D．You are welcome |
Look! The bird __in the sky.
A. is flying B. flies C. fly
My birds can ___by one of my friends while I'm away.
A. be looking after
B. look after
C. be looked after.
Jack__China__two years.
A.has been in, for
B. has been in, since
C. has come to, for
John knowsa computer.
A. how to use B. how use C. how uses
I don't know when he . When he , I'll let you know.
A. comes, comes B. will come, comes C. comes , will come