BEFORE AS WHILE
来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/10/05 03:52:29
She crossed a large area of grassland into the woods _____ she realished that she was lost. A.before Bsince. C while Das 为什么选A?选A前面不是就应该是had crossed 了么?为什么不能用while?? while的一个用法不是和when相同吗?
解题思路: 如下
解题过程:
选A。此题考查before的用法。before含有"在……之前……;过多久才..."之意,说明主句的持续时间比较长而从句的动作缓缓来迟。根据句意:她穿过一大片草地进入树林才意识到她迷路了。 其它词不符合题意,所以选A。
再如:
Several weeks had gone by before I realized the painting was missing.
before 表示“过多久才……”。句意:几个星期已经过去了,我才意识到油画丢了。内含的意思是油画丢了好几个星期了,我才意识到。
最终答案:略
解题过程:
选A。此题考查before的用法。before含有"在……之前……;过多久才..."之意,说明主句的持续时间比较长而从句的动作缓缓来迟。根据句意:她穿过一大片草地进入树林才意识到她迷路了。 其它词不符合题意,所以选A。
再如:
Several weeks had gone by before I realized the painting was missing.
before 表示“过多久才……”。句意:几个星期已经过去了,我才意识到油画丢了。内含的意思是油画丢了好几个星期了,我才意识到。
最终答案:略
用after、 before 、if 、when、 while 、as soon as 填空
while,when,until,after,before,as soon as 怎么用?
when while before after as soon as until填空
用when,while,as soon as,until,before,after填空
when,while,as soon as,before,after的区别
一.选用before,after,until,while,when,as填空
A) before B) while C) as D) after
when,while ,until,till ,as soon as ,as ,after ,before,引导的时间状
连词before,until,while,as,since,as soon as,after的用法
用since,as,when,as soon as,while,if,after,before,until或becaus
状语从句中“when while as soon as before”等引导词的区分.
as soon as,when,while,before,after,until引导的时间状语从句的用法