八年级上册Unit 3 Topic 3 What were you doing at this time yesterday
一.重点句型:Section A 1
The telephone rings while Jane is practicing the violin
简在练习小提琴的时候,电话铃响了
while 在此意为 “当的时候,与同时”,引导时间状语从句,从句中要延续性动词
Somebody broke in while I was out
我出门不在时,有人破门而入
注意:when & while 意思相近,都可引导时间状语从句
When 意为:“当时”,可表瞬间时间点,主从句所述动作、事情可同事发生,也可先后
It was snowing when we got there
我们到达那里时正在下雪
(同时)He went home when he finished his work
我做完工作就回家了
(表示动作的先后)while 用于两个延续性动作同时发生
Mother was cooking while father was watching TV
爸爸看电视的时候妈妈在做饭
Hold the line, please
hold the line = hold on = wait a moment = just a moment 为打电话用语, 意为 “等一会儿 ”;3
What were you doing at this time yesterday
昨天这个时候,你在做什么
该句是过去进行时,由was / were + 现在分词构成,意为“昨天这个时候你在干什么
”(过去正在进行)I was reading at this time yesterday
昨天这个时候我在读书
I called you