注意一下时态 比如第一段中的Took要改为Take 因为 学生参与这个活动是不是在调查开始之后呢? 还有一句话要注意一下标点 你的两个谓语同时出现在了一个句子当中 我给你个时间轴 要按这个时间轴来写英文 had done did have done do will do别小看这个时间轴 我是考过Sat的学生现在在美国 这个时间轴可以让你的作文有时间差距的概念 至少老外能读出来 嘿嘿
The rest are about to learn how to drive cars ,as they have reached eighteen ---the required age for driving .
->
The rest are about to learn to drive,as they are eighteen which is the required age for driving .