.---- My grandfather walks five miles every morning.
-----Really? No wonder he looks so ______.
| A．intelligent | B．enthusiastic | C．nervous | D．energetic |
She likes to keep things rather than throw them ____.
| A．out. | B．off | C．down | D．away |
It was 4 o'clock when the front doorbell rang. Mrs. Clarke was __________ tea at the time.
| A．cooking | B．making | C．burning | D．serving |
The general asked his men to push _____ so they might overtake the retreating (败退的) enemy troop.
| A．out | B．over | C．on | D．off |
However, it only appears in the imagination and will never be __________.
| A．realized | B．supported | C．understood | D．produced |
At the beginning, I had some difficulty with my English, and my teacher pulled me ______.
| A．down | B．over | C．up | D．through |