请问这题为什么不选D呢?第一个空我明白,但第二个空不明白,
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请问这题为什么不选D呢?第一个空我明白,但第二个空不明白,
When should I hand in my paper?
Your paper must ___ as soon as the bell___.
A:hand in; rings B:hand in; will ring C:be handed in; will ring D:be handed in; ring
When should I hand in my paper?
Your paper must ___ as soon as the bell___.
A:hand in; rings B:hand in; will ring C:be handed in; will ring D:be handed in; ring
![请问这题为什么不选D呢?第一个空我明白,但第二个空不明白,](/uploads/image/z/15477857-17-7.jpg?t=%E8%AF%B7%E9%97%AE%E8%BF%99%E9%A2%98%E4%B8%BA%E4%BB%80%E4%B9%88%E4%B8%8D%E9%80%89D%E5%91%A2%3F%E7%AC%AC%E4%B8%80%E4%B8%AA%E7%A9%BA%E6%88%91%E6%98%8E%E7%99%BD%2C%E4%BD%86%E7%AC%AC%E4%BA%8C%E4%B8%AA%E7%A9%BA%E4%B8%8D%E6%98%8E%E7%99%BD%2C)
这四个选项好像都不对,应该是be handed in 和 rings
后面一句话as soon as引导的是一个时间状语从句,适用主将从现的原则,主句虽然是情态动词,但表达的将来的动作,从句需要用一般现在时表示将来意义,the bell是单数,所以应该用rings,但没有此选项.
后面一句话as soon as引导的是一个时间状语从句,适用主将从现的原则,主句虽然是情态动词,但表达的将来的动作,从句需要用一般现在时表示将来意义,the bell是单数,所以应该用rings,但没有此选项.