Walking is a___ good exercise for people
Walking is good exercise.同意句
walking is good () for me
exercise is good for health
Walking is good exercise,为什么walk要加ing?
walking is good exercise.为什么不加a?
Exercise is good for you,but most people really know very li
Exercise is good for our bodies是什么意思
doing exercise is good for you
___(do)exercise is good for us.
D----- more exercise is good for you.
Doing exercise is good for (stay) healthy
____enough exercise is good for our health