Do you know if Kitty ______ shopping this afternoon?— I’m not sure. But if she , I will let you know.

The rich man gave away 5 _____ his money to charity to help the poor children in Africa.

I ______ my mind to study harder since I visited the Shanghai Supercomputer Centre.

Why didn’t you go to the cinema with us yesterday evening? —I________for my uncle from Beijing at the station.

You’d better _____ your homework on Sunday, and bring it next Monday.