—Have you sold your house?
—No. Last week only four people came to look at the house, _____ wanted to buy it.

I would appreciate ______________ if you could come to my birthday party.

Do you think _____ important _____ us to learn a foreign language?

Never should we forget the war and sufferings ________ caused to the people.

Gender imbalance has become a serious problem in China, _______ the Chinese government is giving serious thought to.

Some children don’t like    when their parents try to join their circle of friends.

-- Are you sure that he will come here in time?
--- You may ______ he will come to help us though he is very busy.

I find     important to have some communicative skills.

Since people are fond of humor, it is as welcome in conversation as _______ else.

Everyone wants to live in a beautiful, comfortable and “livable” place, but not
______ know where it is.