Have you ever noticed the house, ________ windows are always closed?
| A．where | B．which | C．when | D．whose |
The people's government took good care of the children, four fifths of _____ parents lost their lives in the Anti-Japanese War．
| A．which | B．whom | C．whose | D．them |
____ such a chance, why don't you have a try ?
| A．To give | B．Given | C．Having given | D．Giving |
My father _____ away for two months．I want to do something special for him when he comes back next week．
| A．will be | B．has been | C．was | D．had been |
If our time is usefully employed, it will _____ some useful and important products．
| A．turn out | B．refer to | C．look up | D．carry on |
—I got promoted a few days ago．
—You did? _____!
| A．Thank you | B．Never mind | C．Congratulations | D．Don't worry |