题目内容
If we ______ the earliest bus, we could have been taking part in the opening ceremony.
A. catch B. caught C. have caught D. had caught
D
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If we _________ the earth, we must take action before it is too late.
| A．will save | B．are to save | C．are about to save | D．are saving |
He promised me if we_______ the game, he ________us a round of drink.
| A．win; will buy | B．would win; would buy |
| C．won; bought | D．won; would buy |
If we _________ the earth, we must take action before it is too late.
|
A．will save |
B．are to save |
C．are about to save |
D．are saving |