He ran as fast as he could ______________ the people in trouble.

Look! A book is on the floor. Whose is it?—It ______ be Rick’s. It has his name on it.

.It’s reported that _______ fans have voted for their favourite singer online.

How long ____ to finish the work?

Ilovejunkfoodverymuch,butItrytoeat___onlyonceaweek.