—Do you regret paying ten dollars for that book?
—No，I would gladly have paid ________.
| A．as twice many | B．twice as many |
| C．twice as much | D．as twice much |
I think you need some outdoor exercise. Plenty of fresh air will______ good health.
| A．contribute to | B．devote to | C．apply to | D．adjust to |
To tell the truth, if it were not for the fact that you______ my daughter, I would not take such pains to serve you.
| A．were | B．are | C．had been | D．have been |
In the end, we got to the situation ____ we had to take immediate action to save the wounded.
| A．where | B．when | C．how | D．whether |
I can’t imagine therebe a shortage of water in Yunnan, the southwest of China where there used to be adequate (充足的) rain .
| A．could | B．must | C．can | D．should |
— What made her so sad at that time? She kept crying all the time.
—_______ to the ball.
| A．Without being invited | B．Not be invited |
| C．Be not invited | D．Not having been invited |