I was on the highway when this car went past fol. Lowed by a police car. They ______ at least 150 kilometers an hour.
| A．should have been doing | B．must have been doing |
| C．could have done | D．would have done |
Jack, try to learn some relaxation exercises and do them ______ you feel stressed.
| A．for every time | B．every time | C．by the time | D．some time |
.--What are your parents?
--My father is a teacher, and my mother is _________．
| A．the other | B．the rest | C．other | D．another |
— Isn’t it amazing that I met Francis at the Christmas party?
—Really?For how many years ____ each other?
| A．didn’t you see | B．haven’t you seen |
| C．hadn’t you seen | D．don’t you see |
Maria would not go to the party, as she had no fine dress, no jewelry _____.
| A．to show | B．shown | C．showing off | D．to show off |
The reason why he adapted to the new situations quickly is that he has a _____ attitude.
| A．changeable | B．alternate | C．movable | D．flexible |