－Do you mind if I open the window?
－__________. It’s hot inside.
A. Of course not
B. Yes, please
C. You’d better not
---Did you hear the rain?
---______ .
| A．Until 30 minutes |
| B．Until 30 minutes later |
| C．Not until 30 minutes |
| D．Not until 30 minutes later |
Jack ______ be in the library. He is playing football on the playground.
| A． | can't | B． | can | C． | need | D． | must not |
_________ interesting information it is!
| A．What | B．What an | C．How | D．How an |
---Where is your mother?
---She _______ the supermarket to buy some food.
| A．went to | B．has gone to | C．has been to | D．had gone to |
The manager looks _____________ today.
| A．nicely | B．friendly | C．politely | D．kindly |