Keep the sun behind you when you take a photo

问题描述:

Keep the sun behind you when you take a photo
when后的take为什么不用doing形式
1个回答 分类:英语 2014-11-24

问题解答:

我来补答
因为这里when后面是完整的句子.
Keep the sun behind you when you take a photo和Keep the sun behind you when taking a photo的意思是一致的,如果没有you这个主语在就要用doing形式.
 
 
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