—There is        with my kitchen fan. Can you help me?—OK, I will check it right now.

“Susan, go and join your sister cleaning the yard.” “Why ______? John is sitting there doing nothing.”

Everybody in the class must give in______exercise books within the given time.

In face ___is a hard job for the police to keep order in an important football match. 

—I saw no more than one copy of the dictionary they referred to. Will you go and buy      ?—No, I’d rather find      in other bookstores.