Try ________ she might, Sue couldn't get the door open.(2011·全国Ⅰ)
| A．if | B．when | C．sine | D．as |
Franklin's ability to learn from observations and experience ____ greatly to his success in public life.
| A．owned | B．contributed | C．attached | D．related |
—It’s so hot. What about getting a drink?
—Good idea. It’s my___ .
| A．treat | B．charge | C．trade | D．cost |
Andrew wanted to find another boy to be his best friend, but Annie told him ___.
| A．not to | B．not to do | C．not do it | D．do not to |
___ I saw her, she was working in a shop.
| A．The last time | B．For the last time. | C．To the last time. | D．In the last time. |
Some of you may have finished unit one. _____, you can go on to unit two.
| A．If you may | B．If you do | C．If not | D．If so |