Scientists can make the robots __________.
| A．to dance | B．dance | C．dancing | D．danced |
—Tina didn’t go to school yesterday, did she?
— Bcause she was badly ill.
| A．Yes, she did | B．Yes, she didn’t |
| C．No, she didn’t | D．No, she did |
I am of snakes.
| A．terrify | B．terror |
| C．terrifying | D．terrified |
I found learning English because the teacher’s pronunciation was .
| A．interesting; good | B．hard; good |
| C．difficult; good | D．frustrating; sweet |
—How do you study a test?
—I study working a group.
| A．for, in, with | B．for, by, at |
| C．for, by, with | D．of, in, by |
What the forest of the USA in the last 350 years?
| A．has happened to | B．is happened to |
| C．has happened at | D．is happening |