---Carl, why not go and help your sister water the flowers there?  ---Why__________? I’m busy myself. Jack is lying on the grass doing nothing.

My friend Rose always hurts        playing sports, so her mother worries about       Very much.

—What could I get my father for Father’s Day? — _____getting him a tie?

 ---______ does your cousin exercise?  ---Three times a week.

It’s       . I think it’s very easy.