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could和may的区别
求人教版 英语 八下 第三单元(
Could
you please clean your room...
答:
Unit 3
Could
you please clean your room?知识归纳 一、重点短语 1.go out for dinner 出去吃饭 2.stay out late 在外面待到很晚 3.go to the movies 去看电影 4.get a ride 搭车 5.work on 从事 6.finish doing sth.完成做某事 7.clean and tidy 干净整洁 8.do the dishes 洗餐具 9...
could
have done有什么
区别
?
答:
could
have done 表示本能做而实际未做,是虚拟语气.2、can't have done和couldn't have done
的区别
can't have done(不可能做过)是must have done(一定做过)的否定形式.couldn't have done(可能没做过)是
may
have done(有可能做过)的否定形式.一般认为can't have done有80%以上的把握。
高中英语情态动词的用法有哪些?
答:
二、情态动词的特点 1.没有人称和数的变化。2. 有些情态动词有过去式的变化:e.g. will → would , can →
could
,
may
→
might
, dare → dared 三、情态动词的否定形式 情态动词+ not +动词原形can not: can't , must not: mustn't , need not : needn't 四、情态动词的用法(...
形容词,情态动词,副词,名词的用法
答:
表达方法是使用助动词
could
、would、should、may
与might
加动词原型,如: He goes to the store. He could go to the store.(他有能力去,[而且或已经承诺要去,或还没有承诺。]) He should go to the store.(他应该去,但还没去。) He may go to the store.(他已经被允许去了,[而且或已经承诺要去,或...
may
not/can't/couldn't/needn't/mustn't举例
区别
意思和用法
答:
may
not 语气较弱,”可以不”,You may not finish your homework;can't ”不能”; You can't be too serious;问句回答时:Can I go out to play? No, you can't. 或做may问句的回答:
May
I sit here? No, you can't.;couldn't 语气较委婉,”不能”,常做
could
疑问句的回答:...
can和have to是情态动词,为什么变疑问句可以把can提前,而have to却...
答:
情态动词:(Modal verbs)本身有一定的词义,表示语气的单词。但是不能独立作谓语,只能和动词原形一起构成谓语。情态动词用在行为动词前,表示说话人对这一动作或状态的看法或主观设想。 情态动词虽然数量不多,但用途广泛,主要有下列: can (
could
),
may
(
might
), must, need, ought to, dare (...
以这8个词写十个句子 must
may
can mustn't can't
could
would...
答:
I must do my homework everyday.我必须每天做我的家庭作业。I do that you
may
know my plans.我那么干是为了让你知道我的计划。I can swim.我会游泳。You musn't somke here.这里禁止吸烟。I can‘t swim.我不会游泳。
Could
you help me ?你可以帮助我吗?I would like a cup of ...
英语语法询问
答:
Can it be true? 这会是真的吗?Anybody can make mistake.任何人都可能犯错误。The weather here
could
be very cold in winter. 冬天这的天气有时很冷。一般用于否定句和疑问句。He can't be at home.他不可能在家。注意
和may
not
的区别
。He may not be at home. 他可能不在家。也可以...
请教以下几个单词有什么不同?用法上有什么
区别
? maybe probably poss...
答:
例如:It
may
possibly be true.也许是真的。Please call me as soon as you possibly can.请尽快给我打电话。
Could
you possibly tell me the answer?你能告诉我这个答案吗?probably“很有可能;十之八九”,其语义较强,可能性较大。在否定句中,probably不能紧跟在否定词之后。例如...
情态动词和助动词有何
区别
?
答:
否定的推测常有两种情况:口气较弱,对否定不大有把握时,用
may
not “可能不”;口气比较强,对否定比较有把握时用cannot,表示“不可能”。推测的疑问句,一般只用can/
could
, 例:Who can it be ? / Can it be true?9.其它几个“情态动词+ 动词的完成形式”并不表示推测,注意意义上
的区别
:could have done...
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