问题描述:
在英语陈述句中,出现几个动词的时候,跟在名词后面的动词要变时态,而第二个动词就不用呢?
例子:She tried hard to finish her homework by herself.In the end,She had to ask her brother for help.
例子:She tried hard to finish her homework by herself.In the end,She had to ask her brother for help.
问题解答:
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