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My partner wants to keep the company small _____ I’d like to expand it.

Dr. Black comes from either Oxford or Cambridge. I can’t remember _____.

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

____ you call me to say you are not coming, I will see you at the theatre at five this afternoon．

Relax yourself every day, ________ you'll be too tired to get good grades.

Of all the books on the desk, _____is of any use for our study.

I had just about given myself up for lost _________ I was spotted by a ship.

      a student is found cheating in the exam, he will not escape from being punished.

My cousin will never talk to anyone in a rude way        people say something dirty to him.

I was putting on my shirt ______ my telephone rang.