He said that he had waited for ________.
| A．one and a half hours | B．one and half hour |
| C．one and the half hour | D．one and half an hour |
The population of China_______ than_______ in Japan.
| A．are more, those | B．is more, that | C．is larger; that | D．are lager; those |
Only_______ of the students_______ passed the English exam.
| A．three fives; has | B．third fives; has |
| C．three fifth; have | D．three fifths; have |
-We could invite John and Barbara to the Friday night party.
-Yes, _______? I'll give them a call right now.
| A．why not | B．what for | C．why | D．what |
-How much difficulty did you have_______ this problem?
-_______. It's quite easy.
| A．to solve, Nothing | B．solving; None |
| C．to solve, None | D．solving; Nothing |
Yesterday morning I was just leaving_______ the telephone rang.
| A．when | B．while | C．because | D．since |