WebMar 2, 2024 · Can和Could 都是 情态动词 。. 一般情况下,Could比Can 更礼貌(或者更正式)一些。. 下面分别来介绍 Can和Could的一些用法。. The three main uses of Can are: 1) ability 2) possibility and 3) permission. However there are some other uses of Can as we will see below. 1. To express ability. Can means to be ... WebA. can 和 could 都可以用來「請求允許」,但 could 比較有禮貌、比較客氣: (註:may/might 也是用來「請求允許」,但一般認知,may/might 比 can/could 要來得正 …
情态动词can/could,may/might的用法_沪江英语学习网
WebSep 18, 2024 · 一.can/could. ① 表示能力,可用be able to来替代. eg.Mary can speak English very well. ② 表示请求和允许,可与may互换,使用could会使语气更加委婉,但不能用于回答. eg.--Can I go now? -- Yes, you can. / No, you can’t. ③ 表示客观可能性. eg.We can go there by bus because it will come ten mins later. WebCould是英语里面最为常见的单词之一,但要用好它并不容易。单词除了表示“过去的能力”之外,它还可以用来表示可能性以及礼貌的请求等。 Could最常见的用法是作为can的过去时,表示一种“过去的能力”,比如:When… astropanda rowan seneca
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WebWhen we talk about possibility, we use can, could and may, but they are different in meaning. Compare Permission We use can, could and may to ask for permission. We use can and may, but not could, to give permission. May is less common: Compare Requests When we make requests, we can use can or could (but not may). Could is more polite … Web使用 could 時常見的錯誤;釐清 could 和 can 易混淆之處. Could 和 can 皆可表示能力 (意為「能,會」),前者表示過去的能力,後者表示現在和未來的能力。. 在此用法中,could 為 can 的過去式。. 例如:. When I was young, I could play the piano, violin, and cello. (年輕時 … WebMar 29, 2024 · Can和Could是常用的英文Modal Verbs (情態動詞),兩者均可用來表達「准許」、「批准」的意思,及表示「有能力做某件事」的用途。很多學生以爲,兩者在任 … a sitting duck meaning in bengali