求助分词的选择题!Then she swam to the shore after spending the whole night in the water. after后面为什么用分词?这一题又是怎么回事She swam to the shore_____the night in the water?A. having spentB. having spendingC. when spendi

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求助分词的选择题!
Then she swam to the shore after spending the whole night in the water.
after后面为什么用分词?
这一题又是怎么回事
She swam to the shore_____the night in the water?
A. having spent
B. having spending
C. when spending
D. had spent
为什么不选C 要选A?
还有 为什么要用have。这题真难啊~

after是介词
having后的是先发生的,发生在having done前面的单词之前,要记住

求助分词的选择题!Then she swam to the shore after spending the whole night in the water. after后面为什么用分词?这一题又是怎么回事She swam to the shore_____the night in the water?A. having spentB. having spendingC. when spendi 英语学渣求助,看得见的选择题, 物理选择题,关于液体压强的,求助 ring的现在分词是什么求助给好评 求助一道英语选择题(要说明下理由的）急啊!This swimsuit is my sister's.It belongs to________a.hers b.she c.her 全是英语过去分词的选择题……帮帮忙 求助如何在sw中测量产品投影面积 求助,初三物理选择题 求助,物理选择题 【求助】在SW中,草图的坐标轴方向是根据什么定义的?在SW中,当在一个平面插入草图时,草图的坐标轴方向是根据什么定义的?有没有规律?能否自己定义? to the plate in sw.sw是somewhere的缩写 leave for sw表示前往某地!那有没有leave sw for sw的表述? 一些英语选择题,求助,初二的水准 求帮忙 选择题2.2.1,大学物理,求助求助,能解答的有财富值^ω^ 高等数学 10个选择题 求助 英语单项选择题 求助啊 What did she do then?要正确的! Then she had a good drink.的意思