简介：一.can1.情态动词can表示主语本身经常的,一般的能力,指由体力、知识、技能等所产生的能力。例如:Youcancertainlycook,evenifyoucan’tdoanythingelse.你当然会做饭,即使你别的事一样也不会。这里也可以用beableto,如:“Youarecertainlyabletocook,….”但不如can用得经常.又如:Canyouride(on)abicycle?你会骑自行车吗?Marycanspeakfivelanguages.玛丽能说五国语言。
简介：SnowfallsinNewDelhi.TornadoesripthroughHollywoodlandmarks.Grapefruit-sizehailpoundsTokyo.Manhattanisburiedunderhundredsoffeetofsnow.Theiceageishere.
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简介：
can,could与be able to
Could Ice Age Occur Overnight？
从一道高考题谈could与was/were able to的区别
“Can／could＋否定词＋形容词或副词的比较级”的意义和用法
