Make a mark wherever you have any questions.
　　We will go where the Party directs us.
　　目的狀語(yǔ)從句:that, so that, in order that
　　注意:目的狀語(yǔ)從句的謂語(yǔ)動(dòng)詞常與情態(tài)動(dòng)詞連用,否則可能是結(jié)果狀語(yǔ)從句.不可置于句首.
　　結(jié)果狀語(yǔ)從句:that, so that, so … that, such … that …
　　注意:so + 形容詞/副詞 + that從句;such + 名詞 + that從句.
　　方式狀語(yǔ)從句:as, as if(though)
　　I'll do as I am told to.
　　It looks as if it is going to rain.
　　比較狀語(yǔ)從句:than, as
　　條件狀語(yǔ)從句:if, unless, so (as) long as, in case, once, a far as, on condition that.
　　注意if與unless的區(qū)別:不能用and連接兩個(gè)unless從句,即不能有… unless …,and unless … .
　　但if … not and if … not卻不受此限.
　　You won't lose your weight unless you eat less and unless you exercise more.(×)
　　但可以說(shuō) … unless you eat less and exercise more.
　　注意狀語(yǔ)從句中從句的省略現(xiàn)象
　　(1)連接詞 + 過(guò)去分詞
　　Don't speak until spoken to.
　　Pressure can be incrased when needed.
Unless repaired, the washing machine is no use.
　　(2)連詞 + 現(xiàn)在分詞
　　Look out while crossing the street.
　　(3)連詞 + 形容詞/其他
　　常見(jiàn)的有it necessary、if possible、when necessary、if any等.