Jack used to be lazy, but now he is the top student in your class. Can you tell me________?
| A．what made him change so much |
| B．how did he change so much |
| C．why did he change so much |
| D．who will change him so much |
—I have a stomachache. What should I do?
—You _______ drink sweet water and _______ eat sweet food.
| A．had better not; shouldn’t |
| B．should; had better |
| C．had better; had better |
| D．shouldn’t; should |
—May I watch TV, Mom?
—I’m afraid you _______.
| A．should not | B．can’t | C．must not | D．may not |
We don’t know how to prevent the flu. Shall we ask Doctor Wang Hai for______?
| A．the advice | B．an advice |
| C．some advice | D．some advices |
—Humans can’t live _______ air.
—I agree with you.
| A．without | B．with | C．in | D．for |
—Who taught _______ Japanese?
—I learned it by _______.
| A．you; myself | B．your; myself |
| C．yourself; me | D．yourself; myself |