英语语法：动词-ing形式作主语

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　　英语语法：动词-ing形式作主语
　　动词-ing形式是一种非谓语形式，其可以在句子中充当除谓语动词以外的多种成分。
　　1.动词-ing形式的用法
　　1）作主语。比如：
　　Beinga middle school teacher is fun.
　　当一名中学老师是一大乐趣。
　　Doing is not so easy as saying.
　　做不像说那么容易。
　　Flying in the sky is great fun.
　　在空中飞行很好玩。
　　Sing is better than saying.
　　唱比说好听。
　　Walking in the water is great interesting.
　　在水中走很有趣。
　　说明：
　　动词-ing形式作主语时（特别是较长时），经常可以换用形式主语的句式：
　　It is no use shouting hysterically.
　　歇斯底里叫没有用。
　　It?is no good crying over spilt milk.
　　牛奶泼掉了哭也没用。
　　It?was good meeting you here.
　　在这碰到你真好。
　　英语作业
　　一、选择填空。
　　1. When you are being interviewed, youmust have good manners. You know just how important it is ___ a good impression.
　　A. giving    B. togive
　　C. give    D.if give
　　2. I spent my last week in Rome ___the teachers of the Art College and ___ pictures with them.
　　A. visited, took    B. to visit, take
　　C. visiting, to take    D. visiting,taking
　　参考答案：
　　1-2: BD
　　二、分析句子的语法结构，并译成中文。
　　The US secretary of state, Mike Pompeo, has arrived in Saudi Arabia for crisis talks with King Salman, as reports emerged that the kingdom was poised to acknowledge that the missing Saudi journalist Jamal Khashoggi died inside a diplomatic building in Istanbul.【The Guardian】