Oct.1st, ______is our National Day, is always celebrated with singing and dancig.
| A．as | B．that | C．when | D．which |
Contemporary English is quite different from Old English. There has never been a yearthe language was not changing.
| A．that | B．when | C．for | D．until |
It is not uncommon for thereproblems of communication between the old and the young.
| A．being | B．would be | C．be | D．to be |
He to go to Beijing today, but he postponed the trip when he heard that there would be a downpour at noon.
| A．was intending | B．would intend | C．had intended | D．intended |
a reward of $1,000 will be given to can provide any clues to the case which has been investigated by the police for nearly half a year.
| A．whoever | B．whomever | C．anyone | D．who |
His house burnt down in a big fire.Was the base on which it had stood.
| A．What remained | B．All that remaining |
| C．What was remained | D．All what remained |