【正文】
這類(lèi)句子中,有很多是由What或 How引起的。例如: Be quiet , please ! (大家)請(qǐng)安靜。如果道理上通順用 of,不通則用 for。 Kind, nice, stupid, rude, clever, foolish, thoughtful, thoughtless, brave, considerate(考慮周到的 ), silly, selfish(自私的 ) 例句 : It was silly of us to believe him. 我們真愚蠢,竟然相信了他。 3) to be +形容詞 Seem, appear, be said, be supposed, be believed, be thought, be known, be reported, hope, wish, desire, want, plan, expect, mean… The book is believed to be uninteresting. 人們認(rèn)為這本書(shū)沒(méi)什么意思。此類(lèi)動(dòng)詞還有 get, have。 3) 動(dòng)詞 +疑問(wèn)詞 + to decide, know, consider fet, learn, remember, show, understand, see, wonder, hear, find out, explain, tell Please show us how to do that. 請(qǐng)演示給我們?nèi)绾稳プ觥? 典型例題 1. You don’t need to describe her. I ___ her several times. A. had met B. have met C. met D. meet 答案 B. 首先本題后句強(qiáng)調(diào)對(duì)現(xiàn)在的影響,我知道她的模樣,你不用描述。 1) (對(duì) ) Tom has studied Russian for three years. = Tom began to study Russian three years ago, and is still studying it now. 2) (錯(cuò) ) Harry has got married for six years. = Harry began to get married six years ago, and is still getting married now. 顯然,第二句不對(duì),它應(yīng)改為 Harry got married six years ago. 或 Harry has been married for six years. 13. since的四種用法 1) since +過(guò)去一個(gè)時(shí)間點(diǎn) (如具體的年、月、日期、鐘點(diǎn)、 1980, last month, half past six)。 This is the largest fish I have ever seen. It is / was the first time +thatclause 的句型中,從句要用完成時(shí)。這主要用來(lái)表示在時(shí)間上已確定或安排好的事情。 What are you going to do tomorrow? b. 計(jì)劃,安排要發(fā)生的事。 1)動(dòng)詞 want, hope, wonder, think, intend 等。 When I was a child, I often played football in the street. Whenever the Browns went during their visit, they were given a warm wele. 3)句型: It is time for sb. to do sth 到 …… 時(shí)間了 該 …… 了 It is time sb. did sth. 時(shí)間已遲了 早該 …… 了 It is time for you to go to bed. 你該睡覺(jué)了。 Pride goes before a fall. 驕者必?cái) ? 注意:此用法如果出現(xiàn)在賓語(yǔ)從句中,即使主句是過(guò)去時(shí),從句謂語(yǔ)也要用一般現(xiàn)在時(shí)。 It is time you went to bed. 你早該睡覺(jué)了。 Did you want anything else? I wondered if you could help me. 2)情態(tài)動(dòng)詞 could, would. Could you lend me your bike? 3. used to / be used to used to + do: 過(guò)去常常 表示過(guò)去習(xí)慣性的動(dòng)作或狀態(tài),但如今已不存在。 The play is going to be produced next month。 The train leaves at six tomorrow morning. When does the bus star? It stars in ten minutes. 2)倒裝句,表示動(dòng)作正在進(jìn)行,如: Here es the bus. = The bus is ing. There goes the bell. = The bell is ringing. 3)在時(shí)間或條件句中。 注意:非延續(xù)性動(dòng)詞的否定形式可以與表示延續(xù)時(shí)間的狀語(yǔ)連用。 I have been here since 1989. 2) since +一段時(shí)間 + ago I have been here since five months ago. 3) since +從句 Great changes have taken place since you left. Considerable time has elapsed since we have been here. 4) It is +一段時(shí)間 + since從句 It is two years since I became a postgraduate studen