Module 5 Newspapers and MagazinesLearning paper 4 GrammarLearning aims: 1
To master the use of adverbial clause of time 2
To know the use of adverbial clause of reasonImportant and difficult points: 1
when, while and as2
because, since, as, now thatI
时间状语从句1
when 引导的从句表示主句的动作和从句的动作同时发生，或从句的动作在主句之前，或之后发生
从句谓语动词可用非延续性的也可用延续性的
It was raining when we arrived
(动作同时)When you read the poem a second time, the meaning will become clearer to you
(从句动作在主句动作之前)The train had left when I got there
(从句动作在主句动作之后)2
while 引导的从句表示“在……过程中”强调某一段时间内主句和从句同时发生，常用延续性动词
Don’t talk so loud while others are working
While he was eating, I asked him to lend me $2
as 引导的从句表示“当…时”或“一边…一边”；主句和从句的动作同时发生，强调伴随，有时译为“随着”
As we walked, we talked
As I get older, I get more optimistic
as soon as, the moment 后接时间状语
