--Can you tell me ______?
--Sorry, I don’ know. If he _____, I’ll call you.
| A．where is Mr. Zhao; returns |
| B．where is Mr. Zhao; will return |
| C．where Mr. Zhao is: returns |
| D．where Mr. Zhao is: will return |
There is no doubt ________ the Diaoyu Island is part of China's territory.
| A．whether | B．when |
| C．why | D．that |
---Is the Youth Center open to the public yet?
---Yes. It ______ for almost one and a half years.
| A．has opened | B．has being opened |
| C．has been open | D．was open |
If he ___________ on time, we will go without him.
| A．doesn’t come |
| B．don’t come |
| C．didn’t come |
| D．comes |
By the end of the last match, they _________ two goals.
| A．kicked |
| B．had kicked |
| C．have kicked |
| D．were kicking |
Our knowledge of computers __________ growing all the time.
| A．be |
| B．is |
| C．are |
| D．were |