1
一、情态动?/p>
情态动词表示说话人的语气和情绪?/p>
本身词义不全?/p>
不能单独作谓语,
后面必须与动?/p>
原形一起构成谓语?/p>
情态动词没有人称和数的变化?/p>
有的情态动词有过去式?/p>
常见的情态动
词有
can, could, may, might, must, have to, shall, should, will, would, ought to, need, dare
等?/p>
重点要掌握下列内?/p>
情态动?/p>
重点知识
?/p>
?/p>
can
在否定句、疑问句和感叹句中,
表示怀疑?/p>
惊异?/p>
不相信的态度?/p>
Can it be true?
难道这是真的?/p>
You can't be serious!
你怕不是在开玩笑吧!
Oh, dear, what on earth can this mean?
哎呀,亲爱的,这究竟是意味着什么?
?/p>
?/p>
?/p>
?/p>
?/p>
?/p>
?/p>
?/p>
?/p>
?
能……”用
be able to
The
fire
spread
the
building
quickly
but
everybody
was
able
to
escape.
大火迅速蔓延到
整幢大楼,但大家都逃了出来?/p>
注意?/p>
be able to
?/p>
can
有更多的形式变化
When he grows up, he will be able to support his
family.
他长大后就能养家了?/p>
Frank is ill. He hasn't been able to go to school
for
one
week.
弗兰克病了,已经一周没去上?/p>
了?/p>
“cannot
(can't)…too/over/enough?/p>
?/p>
表示“无论怎么……也?/p>
(
?/p>
?”,用来加强语气
You can not be too careful.
你无论怎么小心都不为过(你越小心越好)
?/p>
can not but do sth.
不得不;
只好
I can
?/p>
t but choose to wait.
我只好选择等待?/p>
may
?
惯用形式
may
(might)as
well
?
If that is the case, we may as well try.