You’ll fail your next exam you start to work hard.
| A．because | B．unless | C．so | D．why |
—You were out when I dropped by your house.
— Oh, I_________ in Zhongbai Supermarket with my parents.
| A．was shopping | B．had shopped |
| C．am shopping | D．have shopped |
—I forgot to bring my dictionary. Could I use yours? — Yes, you _______.
| A．can | B．must | C．could | D．should |
My father is able to _______many different kinds of computers.
| A．look up | B．take up | C．fix up | D．clean up |
Why do you get a snake as your pet? Don’t you think it’s too?
| A．friendly | B．interesting |
| C．scary | D．beautiful |
—Tom looks very sad. What’s wrong _______ him?
—An accident happened _______ his father this morning.
| A．to; with | B．with; to |
| C．for; to | D．with; for |