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
原则六、-ing形式或to do可作主语或宾语,-ed形式则不可以
例11. ___________ in a heavy traffic jam is quite an unpleasant experience.
A. Caught B. Having caught C. Being caught D. To catch
解析:本题中is为系动词,前面应该作主语,用-ing形式,所以答案为C。
例12 ___twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.
A. Examining B. Examined C. Being examined D. Having been examined
解析:本题中is为系动词,前面应该作主语,用-ing形式,所以答案为C。