when, while这三个词都有"当……时候"之意,但用法有所不同,使用时要特别注意. ①when意为"在……时刻或时期",它可兼指"时间点"与"时间段",所引导的从句的动词既可以是终止性动词,也可是持续性动词.如: When I got home, he was having supper.我到家时,他正在吃饭. When I was young, I liked da...
while是during the time that,只指一段时间,因此when引导的时间状语从句中的动词可以是终止性动词,也可以是延续性动词,而while从句中的动词必须是延续性动词。②when 说明从句的动作和主句的动作可以是同时,也可以是先后发生;while 则强调主句的动作在从句动作的发生的过程中或主从句两个动作同时发生。 ③由when引导...
when, while这三个词都有"当……时候"之意,但用法有所不同,使用时要特别注意. ①when意为"在……时刻或时期",它可兼指"时间点"与"时间段",所引导的从句的动词既可以是终止性动词,也可是持续性动词.如: When I got home, he was having supper.我到家时,他正在吃饭. When I was young, I liked da...
when and while toshow that something happened at the same time as something else. when to talk about that happened that happened at a point in time.有指定时间 while to talk about that happened that happened over a period of time.一段时间 e.g : when Bruce was three months ol...
when&when不可以混用的情况 当主句和从句的动作会延续一段时间,而非瞬间完成的动作,通常就会用while 例句1:WhileI wasreading, my mother and teacher weretalkingon the phone. 我在看书时,妈妈和老师正在通电话。 例句2:My grandpa wassweepingthe floorwhilemy grandma waswashing...
when, while这三个词都有"当……时候"之意,但用法有所不同,使用时要特别注意. ①when意为"在……时刻或时期",它可兼指"时间点"与"时间段",所引导的从句的动词既可以是终止性动词,也可是持续性动词.如: When I got home, he was having supper.我到家时,他正在吃饭. When I was young, I liked da...
③As years go by,China is getting stronger and richer.随着时间一年一年过去,中国变得越来越富强了.④The little girls sang as they went.小姑娘们一边走,一边唱.⑤The sad mother sat on the roadside,shouting as she was crying.伤心的妈妈坐在路边,边哭边叫.4.在将来时从句中,常用when,且从句须用...
①when是at or during the time that, 既指时间点,也可指一段时间; while是during the time that,只指一段时间。 因此when引导的时间状语从句中的动词可以是终止性动词,也可以是延续性动词,而while从句中的动词必须是延续性动词。 Why do you want a new job when you've got such a good one already?
一、 when常见考点 1、“当……时候”， 引导时间状语从句。When he was a young man， he was fond of hunting.It was already 10:00PM，when I finished the work.2、“正在那时，这时”等于and at that time，引导时间状语从句。We were having a meeting when someone broke in.We were ...
when, while这三个词都有"当……时候"之意,但用法有所不同,使用时要特别注意. ①when意为"在……时刻或时期",它可兼指"时间点"与"时间段",所引导的从句的动词既可以是终止性动词,也可是持续性动词.如: When I got home, he was having supper.我到家时,他正在吃饭. When I was young, I liked da...