主现从不限到底指的是什么 “主现从不限；主过从四过；主将从现”是什么意思？
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I'll tell her the good news when she comes back.
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If it doesn't rain, he will come here on time.
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Don\u2019t laugh at me when I make a mistake.
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You should be quiet when you are in the reading room.
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He asked when they would go to the party.
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Miss Green said she had been to Beijing before.
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Do you know when we'll have a football match?
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You know he has gone to Shanghai.
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The teacher told us that light travels faster than sound.
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When he got there, the train had left.
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2，unless，你不可能解决了这个问题 除非 呢问了老师。
“主现从不限”指的是在英语语法中，当主句的时态是现在时或将来时的时候，从句的时态不受限制，可以根据实际情况使用任意时态。这个规则主要适用于状语从句和宾语从句。
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