Mary sits _________ the classroom and I sit _________ her.
| A．in the front of, in the front of | B．in front of, in front of |
| C．in the front of, in front of | D．in front of, in the front of |
He kept on _______ the mountains all by _______ for three days.
| A．to climb; myself | B．to climb; himself |
| C．climbing; myself | D．climbing; himself |
--- What’ s wrong ______you? ----I had a fight ____ my friend just now.
| A．as; with | B．with;with |
| C．on; about | D．with; about |
John, you _______ stay out late. Your mother will worry about you.
| A．needn’t | B．shouldn’t | C．must | D．Could |
My father _______ the newspaper when I arrived home.
A. reads B is reading C. read D. was reading
When I came into the room, I saw a cat ______ under the table.
| A．to lie | B．lies | C．to lying | D．lying |