The government has taken some measures to solve the shortage of electricity, but it may be some time _________ the situation improves.
| A．since | B．when | C．unless | D．before |
----You can’t finish the book in less than an hour, I suppose?
-----________.
| A．Yes, I’m sure I can | B．No, hardly |
| C．Sorry, I can’t | D．I don’t think I can |
They said good-bye, little knowing that they_______ again.
| A．were never met | B．will never meet |
| C．never met | D．were never to meet |
That’s the best way we should think of _______the dying soldier.
| A．helping | B．saving | C．operating | D．to save |
_______ he said at the meeting astonished everybody present.
| A．What | B．That | C．The fact | D．The matter |
He was determined that his children_______ to the best school available.
| A．should go | B．went | C．ought to go | D．would go |