Andrew was afraid to fill the room with water again, so he _________ the pipe carefully.
He made a fire _______ himself _______ warm.
--- What were you and your cousin doing at this time yesterday? --- He was reading a magazine ________ I was writing an e-mail.
Bob swims _______ than I, but he doesn’t swimmy brother.
We should have our students ________ hard instead of ________ too much time playing games.
My father bought a new bike for me yesterday. It’s a structure of__________.