How did you manage to get to the school on time_________you missed the school bus?            

Some people create jobs, foster excitement and basically make the system work. They see possibilities ________ others see only problems.

It was early morning in London _____ Prime Minister Cameron arrived to give his speech.

In the global economy, a new drug for cancer,           it is discovered, will create many economic possibilities around the world.

You had better book rooms at the hotel in advance       you should find no room on your arrival.

Someone called me up in the middle of the night, but they hang up ____ I could answer the phone.

______ bright a talker you are, there are time when it’s better to remain silent.

I won’t forgive them for what they said, ______ they apologize.

He didn’t put the things ______ they belonged, for ______ reason he got his punishment．

In my opinion, we need to begin ______ we stopped yesterday to ensure we won’t miss anything.