He behaved _____ nothing had happened.
| A．even if |
| B．as if |
| C．just like |
| D．even though |
-- 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 |
He became famous ______.
| A．in the sixties | B．in the sixty | C．in sixties | D．in sixty |
Next door to ours _____, who has just retired from work.
| A．where lives an old man | B．where does an old man live |
| C．lives an old man | D．does an old man live |