----Why did you cancel your trip to the New York?
----We were just about to leave ________ it started to snow.
| A．when | B．before | C．after | D．since |
In hot and dull summer afternoons, icy coffee ______ a wonderful drink.
| A．produces | B．makes | C．remains | D．gets |
It is required that the students _____ mobile phones in their school, so seldom _____ them using one.
| A．should not use; you will see |
| B．mustn’t use; will you see |
| C．not use; you will see |
| D．not use; will you see |
When Alice came to, she did not know how long she_______there．
| A．had been lying | B．has been lying |
| C．was lying | D．has lain |
My parents made _____ their daily routine to go out for a walk in the evenings.
| A．this | B．it | C．that | D．what |
If you make__ most of forty-five minutes classes day after day, there will be ______switch in grades.
| A．/; / | B．the; / | C．/; a | D．the ; a |