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关于英语语法问题1,When Alice arrived,I made a cake 和When Alice arriv

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关于英语语法问题
1,When Alice arrived,I made a cake 和When Alice arrived,I had made a cake有什么区别吗?
2.How many times___you____(marry)?
How many times___Henry VII____(marry)?
用什么时态,为什么?
3.Tom is very pleased wuth hiself.He___finally____(give up) smoking.He ____(try) to give up for years.用什么时态,为什么?
1.、前者表示Alice先到,然后我制作了个蛋糕;后者是Alice来之前我就已经制好了蛋糕.
2、have, married 迄今为止,已经结了几次婚,用现在完成时
had married Henry VII 死过了,讲过去的事,而且已完成,用过去完成时
3、has, given up, 强调过去做的事对现在的影响
has been trying 从过去到现在一直做的事,现在完成进行时,而且for years 表示时间段,与此搭配
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