Mozart’s birthplace and the house ______ he composed“The Magic Flute”are both museums now.

She still remembers the things and persons          they talked about last year.

You might search on the internet for professors and their courses about this university ____ may interest you.

There are many reasons why some children have bad manners, ______ is the ill information on the Internet and in TV programme．

Harry Potter lives and studies in a world _________ anything can happen, ______ attracts millions people.

The days _______ we spent together on the farm are not  easy _________.

Some passers-by witnessed the car accident____ five passengers were killed, a baby included.

My sister has bought a new car ________ color is bright red.

His plan was such a good one_________we all agread to accept.

That passenger was very impolite to the conductor, ______, of course, made things even worse.