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最新专四语法考点串讲状语从句ppt课件
• 考试聚焦: • (1) so + 形容词/副词+ that从句; • (2) such a/an + 形容词+可数名词单数
+that从句; • (3) so + 形容词+ a/an + 可数名词单
数+that从句; • (4)such + 形容词+ 可数名词复数/
不可数名词+that从句
七、目的状语从句
of
• Eg. This work is not as easy as you think
• The more you work, the more you earn.
• He runs faster than I.
• The room is twice as big as that one. The room is twice bigger than that one.
的原因; • Since: 表示“既然”, 表示已知或显然的原
因; • for : 不是从属连词,而是并列连词。它不是
用来说明原因,而是用来表示一种附带或补充 解释、说明,不放在句首。
• Eg: It was because his mother was badly ill that he was unhappy.
• (5)It was + 时间段 + before从句“过了多长时 间才……”
• (6)It was not + 时间段 + before从句“没过多 长时间就……”
二、条件状语从句
• 连接词:if , unless( 如果..不,除非), so/as long as(只要), on condition that(条件是),as (so) far as ( 据.. 所知), provided that(要是,如果), in case(万一,假使),等
两大考点
• ⑴ Once --- 一但……就…… • Eg. Once you see it, you will never
forget it. • ⑵ In case --- 假使, 如果 • The plane cannot take off in case it
rains.
三、原因状语ce, as(放句首) , for, now that(既然,由于), when(既然), considering that(顾及到---), seeing that(由于)。(都表示原因, 语气依次减弱)
考试聚焦
• 考点一、Because VS since VS for • Because: 表示“因为”,表示直接的或明确
• 考点四:no matter +疑问词相当于疑 问词+ever: 不管…都…
五、地点状语从句
• where/ wherever (wherever --- 无论哪 里)
• 考点聚焦:地点状语从句和where定语从句的 区别:
• Tips: 判断是定语从句还是地点状语从句,要 看从句前是否有先行词,有先行词的是定语从 句,否则是状语从句。
专四语法考点串讲状语 从句ppt课件
• 一、时间状语从句 • 二、条件状语从句 • 三、原因状语从句 • 四、让步状语从句 • 五、地点状语从句 • 六、结果状语从句 • 七、目的状语从句 • 八、比较状语从句
几种特殊句型结构的区别
• (1)It is/was + 时刻 + when从句“某事发生时是 什么时候。”
• Eg. Where there is a will, there is a way.
• This is the factory where my father works.
六、结果状语从句
• 连接词: • so that(=in order to 因而),
so…that.(太..以至于),such…that (太…以至于)
• 连接词: • so that(以便), in order that(为
了), for fear that(为了防止), lest(以防)
• Eg. He took the name down for fear that he should forget it.
八、比较状语从句
连接词:
• ….as…as… • ….adj. + -er than… • the more…the more… • 倍数+the depth/height/width/weight
• (2)It is/has been + 时间段 + since从句“自 从……以来有多长时间了。”
• (3)It will/would be + 时间段 + before 从句 “还要过多长时间……才……”
• (4)It will/would not be + 时间段 + before 从 句“过不了多长时间……就会……”
• Since everyone makes mistakes in life, you needn’t scold him for it.
• The day breaks, for the birds are singing.
• 考点二、 when 既然
• Eg. How can you expect to learn anything when you never listen?
• 考点二:while 尽管
• eg. While I have sympathy for you, I can’t help you.
• 考点三:Whether ---不管,常与or not 连用
• Eg. Whether he is good or not, the company decided to send him abroad.
四、让步状语从句
• 连接词:
• though/although(虽然), as (虽然), even if/though(即使),whatever(无 论什么), wherever(无论哪里), while (尽管)等引导。
考试聚焦
• 考点一:though/although 不与but 连 用, 但是他们都可以同yet (still) 连用. 所以though (although)…yet(still)的格 式是正确的