主题 : 情态动词预学案 ______________________________________________ 一: can
be able to1
I can ride a bike
I couldn’t ride a bike two years ago
____ Could I use your computer
_____ yes, you can
_____ No, you can’t
It can snow in May here sometimes
Children can sometimes be very trying
How could you say so
What can do
Where can I go
结论: ______和______表示能力;_____ 表示谨慎地提出请求和————; —— 和——表示特异;6
8 中 can 与 what Where
How 连用, 表示————,————和————
_____ Who can it be
______ It can’t be Tom
He can’t be working now
He can’t have left
I saw him a minute ago
结论:———表示对现在状况的否定性推测; ———表示对正在发生的情况的否定性推测;———表示对过去发生的情况的否定性推测;1
I can speak English
She could speak English when she was four
You will be able to overcome the difficulty
They were able to get there on time