----Do you doubt _______ she can run the race?
---- Yes, I doubt _______ she can run against Liu Xiang

I shall never forget those years ______ I worked in the factory with the workers,
______ has a great effect on my life.

Finding a new job as an operator was the reason _______ I moved.

Peter went to a concert _______ his favourite band played and sang.

I like my music teacher ______ I have great respect.

There are two buildings,            stands nearly a hundred feet high.

He bought the car for more than $ 20000,             his father was angry.

The picture reminded me of the golden days in the small village          I was taken good care of.

       is known to everybody, the moon travels round the earth once every month.

That’s the new machine ______ parts are too small to be seen.