摘要：43．A．While B．As soon as C．Before D．Since
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He met many problems ______ he was going over his lessons.
|
A．before |
B．as soon as |
C．since |
D．while |
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He met many problems he was going over his lessons.
|
A．before |
B．as soon as |
C．since |
D．while |
查看习题详情和答案>>
He met many problems he was going over his lessons.
|
A．before |
B．as soon as |
C．since |
D．while |
查看习题详情和答案>>
He met many problems he was going over his lessons.
| A．before | B．as soon as | C．since | D．while |
He met many problems he was going over his lessons.
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