12. Mr. White works with an imp
ort and export company, but he ______ for this industrial fair, s
ince he is on leave.
| A．has worked | B．works |
| C．has been working | D．is working |
Will he come back to school tomorrow? I hope _____.
| A．that | B．this | C．so | D．it |
The students encouraged _____ to go on.
| A．one after another | B．one another | C．the other | D．one by one |
-- Who broke the glass?
- I suppose _____ must be one of the children.
| A．the one | B．he | C．it | D．who |
She cut the cloth with _____ scissors.
| A．a couple of | B．a pair of | C．two | D．a |
It is reported that _________ schools are improving their IT environment.
| A．a great many | B．a great deal | C．a large amount of | D．a large part of |