--- Jack will come to see you next Friday. Do you prefer the morning or the afternoon?--- ________, the evening would be better. You know, everyone will be free then. 

“Is there anyone in your class ____ the name of Mary? ”____. 

----- The boys are not doing a good job at all, are they? ----_____ . 

I don't think _________ possible to master a foreign language without much memory work. 

The citizens of Beijing are proud of _______ they have done to make Beijing a beautiful city.