29. The________you sign your name can tell experts a lot about you.
| A．choice | B．method | C．means | D．way |
相关试题
— We did not see him at the lecture yesterday．
— You ______ him, since I went to an international conference with him．
| A．mustn’t have seen | B．can’t have seen |
| C．couldn’t see | D．needn’t have seen |
The roof began to fall ______ she had time to dash into the room to save her baby.
| A．after | B．as | C．before | D．until |
Don’t be so discouraged. If you ______ such feelings, you will do better next time.
| A．carry on | B．get back | C．break down | D．put away |
No such authorization ______ be given without the president’s written permission.
| A．should | B．shall | C．would | D．may |
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