______ is his backpack —It is on the sofa.

Has Tommy finished his homework yet?-I have no idea; he ____ it this morning

We shouldn’t spent our money testing so many people, most of ___ __ are healthy.

How lucky Peter was! Some policemen arrived in time and _________ him out.

He is not ______ to be the kind of man who could have done such a rude thing to a lady. You must have been mistaken.