It is only when you nearly lose someone _____ fully conscious of how much you value him.
| A．do you become | B．then you become |
| C．have you become | D．that you become |
To get a better view of the stage, ____________________.
| A．our seats had to be changed. |
| B．our seats were changed |
| C．our seats are changed |
| D．we had to change our seats. |
We should do more such exercises in the future，I think，_____ those we did yesterday.
| A．as | B．like | C．about | D．than |
Has it been warned that all the children in this area stay at their homes until the Flu has been controlled ?
| A．can | B．will | C．may | D．shall |
_________ smoking, he would not have got cancer in the lung.
| A．Was he given up | B．Had he given up |
| C．Did he give | D．If he gave up |
---“What do you think of the service here?”
---“Oh, _________ . We couldn’t have found a better place.”
| A．too bad | B．sorry | C．wonderful | D．impossible |