until 引导的时间状语从句
until 作连词，意为“直到……为止；到…… 时”，引导时间状语从句。
1 主句是肯定句时，其谓语用延续性动词，强调
主句的动作或状态一直持续到从句的动作发生 为止，意为“直到……为止”。
Let’s wait until the rain stops.
2 主句是否定句时，其谓语用非延续性动词，强调
A. so that
B. even though
C. as soon as
although 引导的让步状语从句
连词 although 意为“虽然；尽管；即使”， 引导让步状语从句，相当于 though。
Although the traffic was heavy, we got to the railway station on time.
I studied until midnight last night so I
What’s the matter? didn’t get enough sleep.
What should I do? Why don’t you forget about it? Although she’s wrong, it’s not a big deal.
Unit 4 Why don’t you
talk to your parents?
Section A Grammar Focus-4c
R·八年级下册
Learning goals
1. Curriculum words: copy, return, anymore
2. Useful expressions: so that, be worried about, all the time, be afraid of, not... anymore
