Now the Chinese eat as they actually need every day.
| A．twice as much protein | B．twice protein as much |
| C．protein as twice much | D．protein twice as much |
I ______ for Shanghai this Saturday, so I want to know when the earliest plane ______.
| A．leave; takes off | B．am leaving; takes off |
| C．leave; is taking off | D．am leaving; is taking off |
He ______ it on schedule, but somehow he fell behind.
| A．must have done | B．might finish |
| C．could have finished | D．could finish |
The doctor’s dilemma was _____ he should tell the patient the truth.
| A．whether | B．which | C．that | D．what |
All we have is 24 precious hours a day and therefore we shall waste ______
| A．nothing | B．none | C．neither | D．no one |
We are so tired. ______ we could take the day off tomorrow!
| A．Only if | B．What if | C．If only | D．If so |