八年级英语语法：比较while, when, as
线话英语|2015-05-11 16:27:05
比较while, when, as 的八年级英语语法
1）as, when 勾引短暂性动作的动词。
八年级英语语法例句：Just as / Just when / When I stopped my car, a man came up to me.
2）当从句的动作发生于主句动作之前，只能用when 引导这个从句，不可用as 或 while。
When you have finished your work, you may have a rest.
3）从句表示"随时间推移"连词能用as，不用when 或while的八年级英语语法。
As the day went on, the weather got worse.
日子一天天过去，天气越变越不好
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