原因状语从句课件优秀课件
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(4)because从句可用作表语,其余不能。 This is because the earth is traveling around the
sun.
(5) 表示“……的原因是因为……”这一意 义时,一般要用The reason why…is that… 如:
The reason why he cannot come is that he is ill. 他不
A. Now that B. After C. Although D. As soon as
[答案] A
[解析] 主句与从句之间存在因果关系, 且 “you’ve got a chance”表示一个显而易 见的原因, 因此应选用表原因的now that。
[考题2] He found it increasingly difficult to read, ____ his eyesight was beginning to fail. (2006北京)
leaving because I am fed up.
(3)(2)回答why提出的问题,只能用because, 不 能用 其余三者。 A:Why can’t I go? B:Because you are too young.
(3)because引导的从句可用于强调句,其余不 能。
It’s because he is kind that we like him.
since可用于省略句,而其它不能。如: Since so, there is no more to be said.
关于as as 引导原因状语从句时表示附带说明的“双方已 知的原因”,语气比since弱,较为正式,位置较 为灵活(常放于主句之前)。 例如: As it is raining, you’d better take a taxi.
A. and B. for C. but D. or
[答案] B
[解析] “his eyesight was beginning to fail”是“he found it increasingly difficult to read”的原因, 因此本题应选 用可以表示原因的连词for引导原因状语从 句。
关于since
since引导的原因状语从句一般放于主句之前, 表示已知的、 显然的理由(通常被翻译成“既 然”), 较为正式,语气比because弱。
例如: Since you are free today, you had better help me with my mathematics. 既然今天你休息, 你最好帮我补习数学。
morning.
(2)for“因为,由于”表明附加或推断的理 由,引导的分句前常有逗号。for分句不放 句首.是用来附带解释或说明前一分句的原 因和理由。例如:
Day breaks, for the bird sings.
Байду номын сангаас
关于now that now that用来说明一种新情况,然后加以推论。 • Now that you are ready, we'll start at once.
原因状语从句课件优秀课件
Conjunctions: because , since , as , for , now that
关于because (1)because表示的原因是必然的因果关系,语气
最强,通常放在主句之后,有时也放在主句之前。 (2) You want to know why I am leaving? I am
既然你已经准备好了,我们马上开始。
注意:汉语习惯上说“因为……所以”, 但英语却不能将because, since, as, for等与 so(所以)连用。
[考题1] ____ you’ve got a chance, you might as well make full use of it. (1999)
既然在下雨, 你最好乘出租汽车。
I went to bed early, as I was exhausted.
我睡得早, 因为我筋疲力尽了。
关于for (1)for是并列连词(其他为从属连词),它有 时可表示因果关系(只能放在主句之后)是 对前面分句的内容加以解释。如:
It rained last night, for the ground is wet this
sun.
(5) 表示“……的原因是因为……”这一意 义时,一般要用The reason why…is that… 如:
The reason why he cannot come is that he is ill. 他不
A. Now that B. After C. Although D. As soon as
[答案] A
[解析] 主句与从句之间存在因果关系, 且 “you’ve got a chance”表示一个显而易 见的原因, 因此应选用表原因的now that。
[考题2] He found it increasingly difficult to read, ____ his eyesight was beginning to fail. (2006北京)
leaving because I am fed up.
(3)(2)回答why提出的问题,只能用because, 不 能用 其余三者。 A:Why can’t I go? B:Because you are too young.
(3)because引导的从句可用于强调句,其余不 能。
It’s because he is kind that we like him.
since可用于省略句,而其它不能。如: Since so, there is no more to be said.
关于as as 引导原因状语从句时表示附带说明的“双方已 知的原因”,语气比since弱,较为正式,位置较 为灵活(常放于主句之前)。 例如: As it is raining, you’d better take a taxi.
A. and B. for C. but D. or
[答案] B
[解析] “his eyesight was beginning to fail”是“he found it increasingly difficult to read”的原因, 因此本题应选 用可以表示原因的连词for引导原因状语从 句。
关于since
since引导的原因状语从句一般放于主句之前, 表示已知的、 显然的理由(通常被翻译成“既 然”), 较为正式,语气比because弱。
例如: Since you are free today, you had better help me with my mathematics. 既然今天你休息, 你最好帮我补习数学。
morning.
(2)for“因为,由于”表明附加或推断的理 由,引导的分句前常有逗号。for分句不放 句首.是用来附带解释或说明前一分句的原 因和理由。例如:
Day breaks, for the bird sings.
Байду номын сангаас
关于now that now that用来说明一种新情况,然后加以推论。 • Now that you are ready, we'll start at once.
原因状语从句课件优秀课件
Conjunctions: because , since , as , for , now that
关于because (1)because表示的原因是必然的因果关系,语气
最强,通常放在主句之后,有时也放在主句之前。 (2) You want to know why I am leaving? I am
既然你已经准备好了,我们马上开始。
注意:汉语习惯上说“因为……所以”, 但英语却不能将because, since, as, for等与 so(所以)连用。
[考题1] ____ you’ve got a chance, you might as well make full use of it. (1999)
既然在下雨, 你最好乘出租汽车。
I went to bed early, as I was exhausted.
我睡得早, 因为我筋疲力尽了。
关于for (1)for是并列连词(其他为从属连词),它有 时可表示因果关系(只能放在主句之后)是 对前面分句的内容加以解释。如:
It rained last night, for the ground is wet this