limbing is a breathtaking activity, very popularnationwide among young people, ______ cooperation as well as courage plays animportant role.

1——Would you mind turningdown the music——_____.

It was ___ it was raining so hard that we had to stay at home all day.

The boy doesn’t know how to _________English words in a dictionary.

He is such a lazy man _______ nobody wants towork with him.