Don’t lose heart. It won’t be long ___________ you catch up with others.
| A．since | B．until | C．as | D．before |
相关试题
Zhai Zhigang is known the world a hero
his walk in space.
| A．as, as, for | B．to, as, for | C．to, as, on | D．in, for, as |
Alice, together with two boys, fo
r having broken the rule.
| A．was punished | B．punished | C．were punished | D．being punished |
d where to build the new factory yet.推荐套卷
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