comicstudio ex4.5.70怎么下载

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查看11 | 回复1 | 2016-1-25 07:30:18 | 显示全部楼层 |阅读模式
虚拟条件句中如果谓语动词含有were,should,had这几个词,可以把were,should,had放在if的位置,并去掉if:这就是虚拟条件句的倒装.但已经没有if了.如:If he had come yesterday,he would have known it.=Had he come yesterday,he would have known it.If I were there,I would help them.=Were I there,I would help them.If I should have 200,000 yuan,I would buy a good car.=Should I have 200,000 y...
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