We ________ last night, but we went to the concert instead.
| A．must have studied | B．might study | C．should have studied | D．would study |
He collected information on 1,000 people, whose IQ when they were ten years old.
| A．is tested | B．has tested | C．would test | D．had been tested |
Put on your coat! I you down to the doctor.
| A．take | B．am taking | C．took | D．have taken |
increasing the distance of your walks, you may lose more weight.
| A．By | B．From | C．On | D．For |
It’s an old car, it’s very reliable.
| A．so | B．but | C．or | D．And |
She came in forcoffee and told metraffic kept her awake last night.
| A．a, the | B．a, 不填 | C．the, the | D．the, 不填 |