—Do you know when we can go back home?
—Sorry, I don’t. Because of the heavy snow storm, highways have been blocked and flights have been __________.
| A．put up | B．put off | C．taken off | D．taken up |
—Did you go to the Old People’s Home yesterday?
—Yes. I am a __________ of our school. I like helping people.
| A．tourist | B．inventor | C．singer | D．volunteer |
— Look, the light in the living room is still on.
—Oh, I forgot _______.
| A．turning it off | B．turn it off | C．to turn it off | D．having turned it off |
—I think I won’t pass the exam, and my parents will be angry with me.
—_____________. You have tried your best.
| A．Well done. | B．That’s all right. | C．Take it easy. | D．No problem. |
—Our City Park in 1998.
—Wow, it has the same age as me.
| A．built | B．is built | C．has built | D．was built |