新_L语法_情态动词和祈使句PPT教案会计学
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新_L语法_情态动词和祈使句
Warm-up
Donkey, Donkey I beg you, please don't sing heehaw I shall feed you, I shall feed you Please don't sing heehaw, Heehaw, heehaw, heehaw, heehaw Why you sing so loud? I shall feed you, I shall feed you Please don't sing heehaw.
今天学什么?
情态动词的用法
can,may,must
复****can
情态动词
情感
态度
can
定义:表示说话人情感和态度的动词。
注意:
1. 无人称和数的变化;
,必须
后+动词原形
,译为‘能’。
eg: Can I sit here ?
Can you help me ?
情态动词Can的用法:
1,表示能力,译为‘能’或‘会’。
eg : I can swim.
He can run.
3. 表示推测(惊讶、怀疑、不相信的态度),用于疑问句、否定句和感叹句中。
eg: Can this be right?
This can’t be done(做) by him.
你知道吗?
can see a car.
否定句:
一般疑问句:
肯否答:
特殊疑问句:
He can not see a car.
Can he see a car?
Yes, he can. No, he can’t .
What can he see ?
什么?
动词
can play football.
否定句:
一般疑问句:
肯否答:
特殊疑问句:
We can not play football.
Can you play football?
Yes, we can. No, we can’t .
What can you do ?
什么?
动词
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