There is _____ evidence that cars have aharmful effect on the environment.

We have put off the meeting till next week, ________ we will be all here.

You should study the details of the policy before you sign it.

al-name policy for train tickets has beenapplied to all trains since January 1,2012 in China, ______ I think will makeit easy for people to get tickets.

____ are the pants—They are 180 yuan.