作业帮(区别)could,can,would
来源：学生作业帮 编辑：拍题作业网作业帮 分类：英语作业 时间：2024/04/28 12:59:03
could,can,would有什么本质区别，分别应该在什么情况下用？
解题思路： 见下
解题过程：
1. can
1）表示能力。“能，会”
Two eyes can see more than one. 两只眼比一只眼看得清。
2）表示允许。“可以”
Can I have a look at your new pen?
我可以看一看你的新钢笔吗？
3）表示可能（理论上或是逻辑判断上）。
A 用于肯定句“有时会，一时会”
The monkeys can be very naughty.
The temperature can fall to –60℃, that is 60℃ below freezing.
气温可降至—60℃，也就是零下60℃。
B 用于否定句，疑问句
He can’t have enough money for a new car.
他不可能有足够的钱买新车。
Who can it be?
2. could
1)表示能力，过去时间
Could the girl read before she went to school? 这女孩上学前能识字吗？
2）表示允许。
过去时间He asked whether he could take the book out of the reading—room.
现在时间的更委婉更客气的语气：Could I have one？
3、would
1）表意愿。过去时间
They would not let him in because he was poorly dressed.
他们不让他进去因为他衣着破旧。
I said I would do anything for you. 我说过我愿意为你做任何事。
2）表委婉地提出请求、建议或看法。现在时间
Would you like another glass of beer? 再来杯啤酒好吗？
Would you mind cleaning the window? 请把窗户擦一下好吗？
They wouldn’t have anything against it. 他们不会有什么反对意见。
3)表一种意向，“想……”常构成短语：would like to do would rather do
How would you like your steak?
I’d buy it for you.
如对本题解答还有疑问，可在“继续提问”中留言，我收到后会尽快给你答复。谢谢你的配合！匆忙中难免有错，请多包涵哦。我是菁菁草老师，随时为你答疑解惑!
英语的诀窍就是熟练。办法是多背多练。加油吧！Do your best and you will do the best!
最终答案：略
解题过程：
1. can
1）表示能力。“能，会”
Two eyes can see more than one. 两只眼比一只眼看得清。
2）表示允许。“可以”
Can I have a look at your new pen?
我可以看一看你的新钢笔吗？
3）表示可能（理论上或是逻辑判断上）。
A 用于肯定句“有时会，一时会”
The monkeys can be very naughty.
The temperature can fall to –60℃, that is 60℃ below freezing.
气温可降至—60℃，也就是零下60℃。
B 用于否定句，疑问句
He can’t have enough money for a new car.
他不可能有足够的钱买新车。
Who can it be?
2. could
1)表示能力，过去时间
Could the girl read before she went to school? 这女孩上学前能识字吗？
2）表示允许。
过去时间He asked whether he could take the book out of the reading—room.
现在时间的更委婉更客气的语气：Could I have one？
3、would
1）表意愿。过去时间
They would not let him in because he was poorly dressed.
他们不让他进去因为他衣着破旧。
I said I would do anything for you. 我说过我愿意为你做任何事。
2）表委婉地提出请求、建议或看法。现在时间
Would you like another glass of beer? 再来杯啤酒好吗？
Would you mind cleaning the window? 请把窗户擦一下好吗？
They wouldn’t have anything against it. 他们不会有什么反对意见。
3)表一种意向，“想……”常构成短语：would like to do would rather do
How would you like your steak?
I’d buy it for you.
如对本题解答还有疑问，可在“继续提问”中留言，我收到后会尽快给你答复。谢谢你的配合！匆忙中难免有错，请多包涵哦。我是菁菁草老师，随时为你答疑解惑!
英语的诀窍就是熟练。办法是多背多练。加油吧！Do your best and you will do the best!
最终答案：略
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