Mary clapped her hand over her mouth _______ she realized what she had said.
| A．while | B．as soon as |
| C．suddenly | D．then |
—Let me help you cross the street.
—! I’m not that old.
| A．Take your time | B．No way | C．Come on | D．Of course |
—Did you enjoy reading that novel?
—Yes. such an interesting one.
| A．Never I have read | B．Never have I read |
| C．Ever I have read | D．Ever have I read |
It was just at the timethe bell rang he finished the last word in his composition.
| A．when; which | B．that; when | C．when; that | D．that; which |
The argument remains extremely heatedit is necessary to frequently update teaching material.
| A．that | B．which | C．if | D．whether |
—Have you seen Jiang Wen’s movie Let the Bullets Fly recently?
—Yes. I it twice last week, At home and in the theatre.
| A．had enjoyed | B．enjoyed | C．have enjoyed | D．was enjoying |