【正文】 so that引導(dǎo)目的狀語(yǔ)從句時(shí), 一般從句動(dòng)詞前會(huì)出現(xiàn)can(could),may(might),shall(should),而so that引導(dǎo)的結(jié)果狀語(yǔ)從句表示客觀事實(shí), 不會(huì)出現(xiàn)上述詞語(yǔ)。No matter how they slander us, we will never give ,我們決不讓步。Since the speaker can39。t do anything about it.[提示]1. when, as, while引導(dǎo)時(shí)間狀語(yǔ)從句時(shí)都可以表示主句的動(dòng)作與從句的動(dòng)作同時(shí)發(fā)生, 即同時(shí)性。在書面語(yǔ)中, 非限定性定語(yǔ)從句一般被逗句隔開(kāi)。He made it quite clear that he preferred to live here.3. 從屬連詞whether和if都作“是否…”解, 但if不可引導(dǎo)主語(yǔ)從句和表語(yǔ)從句。t know if he will attend the meeting.Have you heard the news that Mary is going to marry Tom?你聽(tīng)說(shuō)瑪麗要和湯姆結(jié)婚的消息了嗎?(that引導(dǎo)同位語(yǔ)從句)[提示]1. 在含有主語(yǔ)從句的復(fù)合句中, 為保持句子平衡, 常用it作形式主語(yǔ),而將真正的主語(yǔ)從句置于句末.It39。關(guān)系代詞的選用情況見(jiàn)下表: 先行詞在從句中的句法功能 用于限定性或非限定性定語(yǔ)從句 只用于限定性定語(yǔ)從句指人或指物 指人ve explained everything (that) I can to you.This is the most beautiful pus (that) I39。狀語(yǔ)從句可放在句首或句末。Provided (that) he wins the support of the minority groups,he will be able to win the electrion.I will go providing that my expenses are Supposing he is not at home, what then?假如他不在家,那怎么辦?You can use the bicycle on condition that you return it ,自行車你可以拿去用。s go out for a piic.既然天氣已轉(zhuǎn)好, 我們就出去野餐吧。It was so cold that we had to cancel the game.It39。He left early so that he could catch the train.他早早動(dòng)身, 以便能趕上車。這些詞包括: whatever, wherever, whenever, whoever, however。s only been learning English a year he speaks it very ,他講得算是很流利了。當(dāng)主句和從句中的動(dòng)作均為延續(xù)動(dòng)作時(shí), 一般用while, 而不用when或as。His speech, which bored everyone, went on and on.The general39。re the only one whose advice he might listen to.關(guān)系副詞的選用相對(duì)來(lái)說(shuō)較簡(jiǎn)單。t know whether (if) she is at home.Whether she es or not makes no diff