Did they have fun _______ the summer Palace ?—Yes. They really enjoyed themselves there.
I think our history teacher teaches us ______.— Yes, but he hasn’t come today. He doesn’t feel ______.
He has never been to Shanghai, _____? —_______. He has been there twice.
What do you think of tomorrow’s football match?—_____difficult for us_____ the match.
There is ____ time. You don’t need to hurry.—But I want to see her as early as possible.