With some technical problems to be solved, it may be a while          the system is put into use.

The classroom is big enough for 25 students for normal use         you need more space for special activities.

___we do this today or tomorrow doesn’t make much difference.

Paul had to write a history paper,  _____ he couldn’t find time to do it.

It has been 60 years ______ the two countries established diplomatic ties.

Turn on the TV or open a magazine ______ you will often see advertisements showing happy, balanced families.

You are a student_________ I am a student.

Our country did a lot about the drunk-driving, and it took some time ____ the situation got better.

____ you lose the paper document, sign in www.sohunt.com, _____ you might download all you need.

It gives his life a flying start ______ he has gone abroad for further education.