These teenagers don’t know much of the world yet; that’s why they are so easily
| A．taken in |
| B．taken up |
| C．taken on |
| D．taken off |
Who can pwhat life will be like in the future?
---Would you mind if I turned on the TV?
---Not at all. _______
| A．Go ahead! | B．You’ve got it. |
| C．It’s your turn. | D．Keep the noise down. |
I ______ go to the cinema, but I haven’t had time since I entered senior high school.
| A．used to | B．was used to |
| C．happened to | D．was able to |
_______, ice can be changed into water and water can be changed into steam.
| A．Heat | B．Heating |
| C．To heat | D．Heated |
--- How do you want to post it?
--- It is only printed matter;_______ mail is OK.
| A．general | B．ordinary |
| C．necessary | D．partial |