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高中英语语法动词分类之情态动词
中学英语语法动词分类之情态动词 本文关键词:动词,情态,英语语法,中学,分类
中学英语语法动词分类之情态动词 本文简介:中学英语语法动词分类之
的过去分式,可以表示过去的实力。I
could
siwm
when
I
was
seven
years
old,易混学问:can
和be
able
can只有一般此时此刻时和一般过去时〔could〕;be
able
to
有一般此时此刻、过去、将来是。
Jim
couldn’t
speak
Chinese
last
year,but
now
he
can.
We
will
be
able
to
come
back
next
week.
can和may
表示可能性的区分
〔1〕确定句表示可能用may
You
had
better
ask
Jim,he
may
know.
〔2〕在否认句中,语气确定用can’t,不愿定用may
not
can’t
be
in.
He
has
gone
to
Beijing
for
a
holiday.
1.—Shall
we
go
shopping
now?—I’m
afraid,we
__________
buy
anything.
All
shops
are
closed.
〔05,包头〕
A.
can’tB.
needn’tC.
mustn’tD.
shouldn’t
2--What’s
wrong
with
you?
You
look
so
tired.--Last
night
I
____sleep
well.
〔05,随州〕