You look quite tired. You’d better _____a good rest.

an’t concentrate on his lessons recently.—-Yes, that may ________ why he did so badly in the last test.

_______ number of people poured into the cinema, and I lost ___________ sight of Alice in the crowd.

as out of the room, he took aquick look at the papers on her desk

He likes reading very much. He has_____ lots of money ____ books.