Wu Dong was _______ tired that he couldn’t keep his yes_________.
| A．too, open | B．so, closed |
| C．too, closed | D．so, open |
—I often go to school by bike. What about you?
—My home is next to our school, so I _______ go to school on foot.
A. always B. never C. seldom
—I feel thirsty. I want something to drink. What about you?
—OK. Let's go and buy some _________.
A. coke B. cakes C. apples
— Do you know that boy?
—_______ one in blue? That’s Sam’s brother.
A. A B. An C. The
—What about going to the zoo by bus?
—. It’s good for the air.
A LittleB. It doesn’t matter
C. That’s bad D. Good idea
— What’s the matter with Betty? She likes the book, but she will not buy it.
— Betty saves her money _____ buy her mother a present on Mother’s Day.
| A．because | B．when |
| C．so that | D．in order to |