----May I use your bicycle, Debby? ---- .
--Must I clean the classroom now, Miss Wang? --No, you needn’t . It by Bill.
----I hope the spring in Chongqing can last longer ----Me, too. The weather is fine and beautiful flowers _______ everywhere.
— Mom, my classmates are playing outside. Can I join them? — Not until your homework .
An English speech to the children tomorrow.
Old people should ________politely.