–-Would she mind playing against her former teammates? --_________ She is willing to play against any tough players.

— People should spare no efforts to protect the environment. — ________. Air pollution does harm to our health. 

－Is it OK to take this seat? －Sorry. _______ 

--Do you think  students should be allowed to do their homework with music on? --           . If so, they can't concentrate on the study.

―I lost the chance to take part in this year’s summer camp. ―_________!