题目内容
How long do you think it will be ______ the Chinese people land on the moon?
A.that |
B.since |
C.until |
D.before |
【答案】
D
【解析】略
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题目内容
How long do you think it will be ______ the Chinese people land on the moon?
A.that |
B.since |
C.until |
D.before |
D
【解析】略