— I can’t open this door, Jack. Could you give me a hand?
—_________.
| A．Thank you a lot. | B．Here you are. |
| C．That’s all right. | D．Of course. |
Smoking is bad ___ your health.
| A．from | B．with | C．of | D．for |
Basketball is so exciting that____ people in the world play it.
| A．million of | B．millions of |
| C．two millions of | D．two millions |
My sweater is ___ China. It’s _____ wool（羊毛）.
| A．made of; made of | B．made from; made from |
| C．made in; made from | D．made in; made of |
Fruits and vegetables are also ___ in vitamins, minerals and fibre .
| A．rich | B．poor | C．short | D．tall |
---Must I finish the homework now? ---No, you _____.
| A．must | B．mustn’t | C．can’t | D．needn’t |