He’s never been to Canada, _______ he -_______. It’s his second time to be there.

In order to develop the city, thegovernment tries to beautify it as soon as possible. Several new specialprojects are ______.

I __________ Beijing three times, I know there very well.

Could you tell me what happened——I’m not going to tell you about it. It’s _________.

When you are physically _________ to weather changes, maybe it’s a sign that you’re getting aged.