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这个孩子以前没有被照顾过。 c.将来时(will，shall)、完成时及情态动词的被动语态不能用be动词的否定句型。 (○) They will not be sent to the front. (×)They will be not sent to the front. 他们将不会被送到前线。 2.情态动词的否定句 句型：主语+情态动词+ not +动词原形 (详见第十二章中的“情态动词”部分) I cannot do it myself. 我自己做不了这件事。 You mustn't take the books out. 你们一定不能把书拿出去。 3.一般动词的否定句 句型：主语+ do(does， did)+ not +动词原形 (详见第七、八章) 注意 否定式的缩略形 is not→isn't are not→aren't Was not→wasn't were not→ weren't do not→don't does not→doesn't did not→ didn't Can not→can't will not→ won't must not→ mustn't have not→ haven't has not→ hasn't had not→hadn't am not无缩写形式，应为I'm not形式。 He doesn't do his homework every day. 他不是每天都做作业。 They didn't have the class-meeting yesterday. 他们昨天没开班会。 They don't live in Shanghai. 他们不住在上海。 (责任编辑：admin) |