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中学英语人教必修四U4 Grammar(1)

2021-06-01
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Unit 4 Body language 高中英语必修四 Grammar（1）新知讲解动词ing形式作状语情景导入动词ing 阅读下列句子，体会蓝体部分的用法 1．...I saw several young people enter the waiting area looking around curiously. 2．I stood for a minute watching them and then went to greet them. 3．She stepped back appearing surprised... 新知讲解动词ing形式作状语非谓语动词的ing形式(短语)可以在句中作状语来修饰谓语动词或整个句子，用来表示动作发生的时间、原因、条件、结果、让步或伴随情况。表示时间、原因或条件时，通常位于句子的前部；表示方式、伴随或结果时，通常位于句子的后部。新知讲解动词ing形式作状语非谓语 1．作时间状语，相当于时间状语从句 Hearing the noise，I turned round. ＝When I heard the noise，I turned round. 听到响声我转过身去。新知讲解动词ing形式作状语非谓语 2．作原因状语，相当于原因状语从句 Being too young，he couldn't join the army. ＝Because he was too young，he couldn't join the army. 因为年轻，他不能参军。新知讲解动词ing形式作状语非谓语 3．作条件状语，相当于条件状语从句 Working hard，you'll succeed. ＝If you work hard，you'll succeed. 努力工作，你会成功的。新知讲解动词ing形式作状语非谓语 4．作让步状语，相当于让步状语从句动词ing 短语作让步状语，相当于让步状语从句，有时它的前面可带有连词although，whether，even if，even though等。 Admitting what she said，I still think that she hasn't tried her best. ＝Although/Though I admit what she said，I still think that she hasn't tried her best. 尽管承认她所说的话，但我仍然认为她没有尽最大的努力。新知讲解动词ing形式作状语非谓语 5．作方式状语或伴随状语 She walked down the river，singing softly to herself. ＝She walked down the river and sang softly to herself. 她沿着河流一边走，一边轻轻地唱。新知讲解动词ing形式作状语非谓语 6．表示结果，作结果状语，相当于结果状语从句。通常放在句末，中间逗号隔开，表一种自然的、顺理成章的结果。 His parents died in the war，leaving him an orphan. ＝His parents died in the war so that he became an orphan. 他的父母在战争中死亡，以致他成了孤儿。巩固练习 Ⅰ.单句语法填空 1．Tony lent me the money，________ (hope) that I would do as much for him. 2．________(stand) in a long queue，we waited for the store to open to buy a new iPad. 3．He got up late and hurried to his office，________ (leave) the breakfast untouched. 4．________ (gather) around the fire，the tourists danced with the local people. hoping Standing leaving Gathering 课堂小结动词ing形式作状语时间状语原因状语条件状语让步状语方式或伴随状语结果状语查看更多

中学英语人教必修四U4 Grammar(1)

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