Being a good listener is a kind of quality and that’s___it takes to keep friendship.

It is the________ in this country to go out and pick flowers on the first day of the spring．

People often have this belief _______ development is bad for the environment, but this does not have to be true.

How can you keep fityou smoke so much?

Mr. Smith, ______ of the speech, started to read an ______ novel.