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ng sth. 嘗試做某事mean to do sth. 計(jì)劃做某事mean doing sth. 意味著做某事can’t help to do sth. 不能幫助做某事can’t help doing sth. 情不自禁做某事go on to do sth. 繼續(xù)做另一件事go on doing sth. 繼續(xù)做同一件事stop to do sth. 停下來(lái)去做另一件事stop doing sth. 停下正在做的事情3. it 做形式主語(yǔ),動(dòng)名詞做真正主語(yǔ)位于句末的重要句型It is no use/not any use/hardly any use/useless doing It is no good / not muchgood doingIt is no worthwhile doing It is a waste of time doing 高二英語(yǔ)必修四知識(shí)點(diǎn)總結(jié) 。如:I hope to do morning exercises from today./ We have not seen each other since 1995.表示時(shí)間的 in 和 after:兩者都表示“在(某個(gè)時(shí)間)之后,區(qū)別在于in表示“在(一段時(shí)間)之后” ,而 after 則表示“在(某一具體時(shí)間點(diǎn)之后),in 短語(yǔ)和將來(lái)時(shí)態(tài)連用,after 短語(yǔ)和過(guò)去時(shí)態(tài)或?qū)?lái)時(shí)態(tài)連用。in 表示一段的時(shí)間如:in the morning, in the afternoon, in the evening, in October, in 1998, in summer, in the past, in the future 等。The headmas