In the reading-room, we found Winifred ____at a desk, with her attention _____on a novel．
| A．sitting; fixing | B．seating; fixed |
| C．sitting; fixed | D．seated; fixing |
The factory ______ I am going to is the place ______ my mother used to work many years ago.
| A．where, where | B．where, which |
| C．which, where | D．that, which |
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 |