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before until after as soon as 的主句和从句要用什么时态?

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before until after as soon as 的主句和从句要用什么时态?
before until after as soon as 的主句和从句要用什么时态?
你想问的这几个词应该是在做时间状语从句连词的时态问题
它们有一个共同点:叙述将来事情时,都有时态变化———1、主句用将来时,不变
2、从句用一般现在时,变戏法
再问: 嗯,就是这几个词应该是在做时间状语从句连词的时态问题,请回答完整点,分别用什么时态,我会采纳的
再答: 意思就是说,这几个连词后的从句表达将来的事情时,就用一般现在时态, 当然,过去将来就用一般过去时态 例如: She will come before the meeting begins. They will wait until you return tomorrow. The girl is going to visit you after you come back home from abroad. I will answer your questions as soon as I you ask me for help.