—Could I ask you some personal questions?
—
| A．Yes，don’ t worry． | B．Sure，go ahead． |
| C．Yes，help yourself． | D．Sure，why not? |
(2010·北京四中高三期中测验)—Shall I give you a ride since you live so far away?
—Thank you. __________.
| A．It couldn't be better |
| B．Of course you can |
| C．If you like |
| D．If you are convenient |
Martin __________ black people to fight for freedom.
| A．called up |
| B．called in |
| C．called for |
| D．called on |
1. It is difficult to __________ one twin from the other.
They almost don't __________ from each other.
| A．differ; distinguish |
| B．distinguish; different |
| C．distinguish; differ |
| D．tell; different |
—May I open the window to let in some fresh air?
—__________.
| A．Come on! |
| B．Take care! |
| C．Go ahead! |
| D．Hold on! |
When I saw the beautifully decorated house, I really wondered __________ she could manage that all by herself.
| A．why |
| B．when |
| C．where |
| D．how |