英语四级语法教程汇总和更新

interested to do　　 对做某事感兴趣，想了解某事。interested in doing　 对某种想法感兴趣，doing 通常为想法。I shall be in... [查看全文]

used to + do："过去常常"表示过去习惯性的动作或状态，但如今已不存在。Mother used not to be so forgetful.Scarf used to t... [查看全文]

用于条件句时，be going to 表将来, will 表意愿。If you are going to make a journey, you'd better get ready for... [查看全文]

be to 表示客观安排或受人指示而做某事。be going to 表示主观的打算或计划。I am to play football tomorrow afternoon.　　 ... [查看全文]

mean to do　 打算、想mean doing　意味着I mean to go, but my father would not allow me to.我想去，但是我父亲不肯让我... [查看全文]

1)　谈及一项长期活动或开始一种习惯时，使用doing.How old were you when you first started playing the piano?你几岁时开始弹... [查看全文]

so, neither, nor作部分倒装表示"也"、"也不" 的句子要部分倒装。Tom can speak French. So can Jack.If you won't go, n... [查看全文]

当 need, want, require, worth(形容词)后面接doing也可以表示被动。 Your hair wants cutting.　你的头发该理了。 [查看全文]

only if表示"只有";if only则表示"如果……就好了", if only也可用于陈述语气。I wake up only if the alarm clock rings. 只... [查看全文]

continue与go on用法区别两者均可表示继续，有时可互换。如：The rain went on [continued] for three days. 雨连续下了 3 天。... [查看全文]