第66页 - 初中英语课课练九年级译林版

before

While

after

when

after

when

while/when

We must wait here until/till he comes back.

You can't play badminton until you finish your homework.

We have been good friends since we first met at primary school.

People usually don't know the value of health until they lose it.

The mother hasn't had a good night's sleep since her baby was born.

I haven't seen Mr. Smith since last week.

The meeting continued until/till late at night.

The volleyball match won't start until half past seven.

As soon as

whenever

Whenever

as soon as