My father wants me to become an English teacher, _____ I really dislike.

This is Dr. Lee, _____ invention has helped thousands of sick people.

Today, air pollution causes several serious problems worldwide, one of ____ is acid rain.

I miss all my friends in New York, most of ____ I haven't seen for four years.

Old people feel that they are living in a hostile environment ____ others pay little attention to them.

The reason ____ I was feeling happy that morning was that the examination was over and we were going to have our long holidays.

We went to the museum last Monday, ____ there was a wonderful exhibition.

Chuck is a man _____ I enjoy working.

My father has a lot of friends, _____ are foreigners.

_____ you do is worth doing well.

Give the book to ______ wants it.

There is no mother _____ loves her children.

Don't read such books ____ are not worth reading.

Don't give children more money _____ is needed.

Henry is the boy ____ everyone thinks will win the scholarship.

This is the knife _____ I cut fruit and vegetables.

The is no rule _____ has some exceptions.

When it comes to Egypt, people think of pyramids and mummies, _____ are closely related to Egyptian religious beliefs.

I have no house to _____ and friends to _____.

You may give the prize to ______ you think to be the best.