______ you are, _____ mistakes you’ll make.
| A．The more careful, the fewer |
| B．More careful, the less |
| C．The more careless, the less |
| D．More careless, fewer |
—My robot has caught a virus and it has gone wrong.
— .You’d better have it checked.
| A．Don’t mention it | B．No problem |
| C．I’m sorry to hear that | D．That’s OK |
—Could you please tell me ?
—By taking an online tour.
| A．in which way can I improve my writing skills |
| B．how I can travel around the world in eight hours |
| C．what places of interest we can visit at a time |
| D．how should I get some more useful information |
—Helen，when did you move here?
—I here since two years ago.
| A．moved | B．lived |
| C．have moved | D．have lived |
This sign is used tourists to stay away from the lion in the zoo.
| A．to warn | B．to warning |
| C．to make | D．to making |
—Must I dress up as the Monkey King?
—No，you .You can choose whatever you like.
| A．can’t | B．mustn’t |
| C．shouldn’t | D．needn’t |