高一英语同步课程
《完形填空之词语辨析》麻雪玲
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老师传授典型题详细办法
教学生举一反三
一题多解、一题巧解
错题本
错题追踪复习
听课中的错题能自动加入错题本
课后可方便复习及导出错题本
网络答疑
课程互动性强
在线互动问答
数理化英快速答疑
课后练习
经典例题课后练习
老师针对课堂中的经典例题
为学生推送同类型题,掌握解题方法
when conj.
when并列连词,= and then,表示“就在那时,突然”,常见以下句型中:
(1) be doing...when...
正在做……突然……
I was wandering through the streets when l caught sight of a tailor's shop.
(2) had done...when...
刚做了……突然……
I had just sat down when the light went out.
(3) be about to do...when...
刚要做……突然……
I was just about to go swimming when our guide saw me and shouted at me.