--- I haven’t finished my essay because the computer broke down when I was downloading the required data last night.
--- Really! You could have turned to me. I ______ mine.
| A．didn’t use | B．won’t use | C．hadn’t used | D．wasn’t using |
相关试题
(绰号).Can you see that building ______ by trees? That’s ______ we study.
| A．surrounded; which | B．surrounding; where |
| C．to be surrounded; in which | D．surrounded; where |
Sir, you ________ take this seat. It’s just for the old.
| A．oughtn’t to | B．can’t | C．won’t | D．needn’t |
______ life began on earth is one of the biggest puzzles that scientist found hard ______.
| A．How; solving | B．When; to be solved |
| C．How; to solve | D．Which; to solve |
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