自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
MODAL USES 情态动词用法
MODAL (表示某事物的特点)能够，可以 You use can when you are mentioning a quality or fact about something which people may make use of if they want to.
Pork is also the most versatile of meats. It can be roasted whole or in pieces...
Luckily, iron can be reworked and mistakes don't have to be thrown away...
MODAL (表示有能力或机会)能，会，可以 You use can to indicate that someone has the ability or opportunity to do something.
Don't worry yourself about me, I can take care of myself...
I can't give you details because I don't actually have any details...
MODAL (用于否定句，表示情况不允许)不能，无法 You use cannot to indicate that someone is not able to do something because circumstances make it impossible for them to do it.
People who can't afford to go to the theatre or concerts can afford to go to football matches...
We cannot buy food, clothes and pay for rent and utilities on $20 a week...
MODAL 有可能;有时会 You use can to indicate that something is true sometimes or is true in some circumstances.
...long-term therapy that can last five years or more...
A vacant lot or a bombsite can, to the amateur naturalist, produce an extraordinary variety of flora and fauna...
MODAL (用于否定句，表示确信某事不真实或不会发生)不可能，不会 You use cannot and can't to state that you are certain that something is not the case or will not happen.
From her knowledge of Douglas's habits, she feels sure that the attacker can't have been Douglas...
Things can't be that bad...
MODAL (表示允许)可以 You use can to indicate that someone is allowed to do something. You use cannot or can't to indicate that someone is not allowed to do something.
You must buy the credit life insurance before you can buy the disability insurance...
No-one can set up a waste disposal company unless they can show that they've got enough money and trained staff to do the job properly...
MODAL 不行;不能;不该 You use cannot or can't when you think it is very important that something should not happen or that someone should not do something.
It is an intolerable situation and it can't be allowed to go on...
The Commission can't demand from Sweden more than it demands from its own members.
MODAL (通常用于疑问句，表示建议或提议帮忙)能 You use can, usually in questions, in order to make suggestions or to offer to do something.
What can I do around here?...
This old lady was struggling out of the train and I said, 'Oh, can I help you?'...
MODAL (用于疑问句时,can 表示礼貌的请求，而 can't 表示强烈请求） You use can in questions in order to make polite requests. You use can't in questions in order to request strongly that someone does something.
Can I have a look at that?...
Can you please help?...
MODAL (用于有礼貌地打断,或引导要说的话)能,可以 You use can as a polite way of interrupting someone or of introducing what you are going to say next.
Can I interrupt you just for a minute?...
But if I can interrupt, Joe, I don't think anybody here is personally blaming you...
MODAL (与 imagine, think, believe 等动词连用,用来加强语气)能 You use can with verbs such as 'imagine', 'think', and 'believe' in order to emphasize how you feel about a particular situation.
You can imagine he was terribly upset...
You can't think how glad I was to see them all go...
MODAL (与 how 一起用于疑问句,表示感受强烈)能,能够 You use can in questions with 'how' to indicate that you feel strongly about something.
How can you complain about higher taxes?...
How can millions of dollars go astray?...
N-COUNT (盛放食品、饮料或油漆的)罐子，金属罐，听 A can is a metal container in which something such as food, drink, or paint is put. The container is usually sealed to keep the contents fresh.
Several young men were kicking a tin can along the middle of the road.
...empty beer cans.
VERB 将(食物、饮料)装罐保存 When food or drink is canned, it is put into a metal container and sealed so that it will remain fresh.
...fruits and vegetables that will be canned, skinned, diced or otherwise processed...
It was always roast lamb and canned peas for Sunday lunch.
N-SING 厕所 The can is the toilet.
VERB 解雇;开除 If you are canned, you are dismissed from your job.
The extremists prevailed, and the security minister was canned...
When I got canned, I took these keys as souvenirs.
PHRASE 承担所有指责;代人受过 If you have to carry the can, you have to take all the blame for something.
We are a luxury restaurant and if people have a bad experience, we have to carry the can.
PHRASE 完成了的;完结的 If you say that something such as a job that you are doing is in the can, you mean that it is completely finished.
With another day's work in the can, Philip is happy to leave the open countryside and head for his London flat.