Wish may +主语
no, nothing ,nobody ,never,
few, seldom, hardly, 肯定含义
rarely, little等否定
含义的词
ought to(肯定的) shouldn't/ oughtn't +主语
have to+v.(had to+v.) don't +主语(didn't +主语)
used to didn't +主语或 usedn't +主语
had better + v. hadn't you
would rather + v. wouldn't +主语
you'd like to + v. wouldn't +主语
must
根据实际情况而定
感叹句中
be +主语
Neither…nor,
either…or 连接的根
据其实际逻辑意义而定
并列主语
指示代词或不定代词
everything, that, 主语用it
nothing, this
并列复合句 谓语根据邻近从句的谓语而定
定语从句,宾语从句的
主从复合句 根据主句的谓语而定
think, believe, expect,
suppose, imagine等引导 与宾语从句相对应的从句
everybody, anyone,
somebody, nobody, no one 复数they, 单数he
情态动词dare或need need (dare ) +主语
dare, need 为实义动词 do +主语
省去主语的祈使句
will you?
Let's 开头的祈使句 Shall we?
Let us 开头的祈使句 Will you?
there be 相应的谓语动词+there(省略主语代词)
否定前缀不能视为否定词 仍用否定形式
must表"推测" 根据其推测的情况来确定反意疑问句