1.Candy exercised a lot.
改为一般疑问句做肯定回答.
( Did)Candy(exercise )a lot?Yes,( she) ( did ).
2.Kim and Bill were tall.改为一般疑问句做否定回答.
（Were ）Kim and Bill tall?No,(they ) ( weren't).
3.Many people need some exercise.改为否定句
Mang people( don't ) need ( any ) exercise.
4.Where were yo from?改为同义句
Where ( did )you(come )from.