Last Sunday was Mr. Wang’s birthday. He invited a lot of people ________.
--- Are you going to take part in the writing competition?---________. It’s too good a chance to miss.
––You must be very excited about going to New York for further study. –– , but I am afraid I won’t do well because my English is poor.
The computer requires _______. I think I need _______ to ask Mr. Zhang for help.
—Tell us something about Canada, OK?—I’m sorry. _______ Jack _______ I have ever been there.
—I didn’t pass the Maths exam last time. I’m so worried about it. — harder, you will make much progress (进步).