作业帮If Tom is doing his homework when you come back,don’t disturb him,please.If Tom is doing 可以改为do吗
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If Tom is doing his homework when you come back,don’t disturb him,please.
If Tom is doing 可以改为do吗
不能用do
这里强调的就是动作的状态,
肯定要用进行时,因为他正在做作业的时候,你不要打扰他.
所以这个正在发生的状态不能改为一般现在时.
并且,有个时间副词when,一般常用来表示正在进行的状态.
同意楼上- -
不可以，是进行时。
你好。语感告诉我：
1 更好的选择是：WHILE Tom is doing his homework when you come back, don’t disturb him, please.--------我们应该使用while来替换if。你的句子本身就不太合理，所以你会提出疑问。
2 完全可以用If Tom does his homework - - - - --，.因为 ...
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你好。语感告诉我：
1 更好的选择是：WHILE Tom is doing his homework when you come back, don’t disturb him, please.--------我们应该使用while来替换if。你的句子本身就不太合理，所以你会提出疑问。
2 完全可以用If Tom does his homework - - - - --，.因为 if 在表条件时首选的往往是一般现在时，如：If he comes tomorrow (when you happen to see him),give him this book. It is his.
3 If Tom is doing his homework==If Tom is BUSY doing his homework.
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