1. 用作状语的介词短语 There will have been a definite result before Friday. 星期五以前将肯定会有结果。 By next Christmas well have been here for eight years. 到下一个圣诞节,我们在这儿就住了整8年了。 By now you will have guessed that Im back in Ireland. 你现在应该已经猜出我回到了爱尔兰了。 By
1)because语势最强,用来说明人所不知的原因,回答why提出的问题。当原因是显而易见的或已为人们所知,就用as或 since。 I didnt go, because I was afraid. Since /As the weather is so bad, we have to delay our journey. 2)由because引导的从句如果放在句末,且前面有逗 号,则可以用for来代替。但如果不是说明直接原因,而是多种情况加以推断,就只能用for
㈠ 分词或分词短语作状语时,可以表示 时间、原因、条件、让步(可转换成相应的状语从句) ① Put into use in April 2000, the hotline was meant for residents reporting water and heating supply breakdowns. Put into use in April 2000 == When it was put into use in April 2000(时间状语) ②
一、用to do sth表目的 用不定式表目的是最简单也是最常用的方法,它既可以用于句末,也可用于句首,但比较而言,用于句首时,其强调意味较浓。如: After missing a term through illness he had to work hard to catch up with the others. 他因病一学期未上课,得努力赶上其他同学。 To avoid any delay please phone your order direct. 为免
一、重点知识归纳及讲解 (一)从属连词 从属连词是引导状语从句,宾语从句及其他从句的连词。 1.引导状语从句的从属连词有: 1)when, while, before, after, as soon as, until, since等,引导时间状语从句。 2)because, as, since等引导原因状语从句。 3)if, as long as等引导条件状语从句。 4)though, although引导让步状语从句。 5)so…that
引导条件状语从句的从属连词 主要的有if, unless, as [so] long as等: You can leave now if you like. 如果你愿意现在就可以走了。 As long as it doesnt rain we can go. 只要不下雨,我们就可以去。 【注】除以上基本的引导条件状语从句的从属连词外,还有的动词尤其是其分词形式(如suppose, supposing, provided, providing等)和介词短语(如in
例句: When they heard the news, they immediately set off for Shanghai. =Hearing the news, they immediately set off for Shanghai. 在含有状语从句的主从复句中,可将状从转化为分词的形式,具体步骤如下: 步骤一:去掉连词,但除特别强调外不可去或表让步转折如 unless, though, although 等不 可去。(注意:before, af
类型一:说明性状语 形容词的主要功能是用作定语和表语,但有时也可用作状语(有人也称之为主语补足语,因为它们是补充说明主语的)。如: He lay in bed, awake. 他躺在床上,没有睡着。(表伴随) He arrived home, hungry and tired. 他回到家里,又饿又累。(表结果) Unable to afford the time, I had to give up the plan. 由于抽不出时间,我不得不放弃这个计划。(表原因
1. 表示时间、条件、方式、让步或伴随情况,通常用现在分词或过去分词;若句子主语与非谓语动词是主动关系,用现在分词;若句子主语与非谓语动词是被动关系,用过去分词或现在分词分词的被动式。如: Seeing the cat, the mouse ran off. 见到猫,老鼠就跑了。 He sat in the chair reading newspapers. 他坐在椅子上看报。 Given more time, we could have done it bette