Another driver had just driven into the back of Jack's car ______ he was waiting at some traffic lights.
| A．since | B．once | C．while | D．during |
She _____her watch and left in a hurry.
A glanced at B. stared at C. looked D. glared at
This bag is twice ______ weight of that one. You’d better carry ______ lighter one of the two.
| A．/; / | B．a; the | C．the; the | D．the; a |
Some steps have been taken to prevent the forest ____ .
| A．from destroying | B．to destroy |
| C．from being destroyed | D．to be destroyed |
The cleaning workers are on strike to make ____ they are doing an important and necessary job for society.
| A．it clear that | B．it clearly that | C．that clear | D．that clearly |
Every minute he could spare was made use ____ spoken English.
| A．of practising | B．of to practise | C．to practise | D．to practicing |