You should do more ______. Don't always sit at the desk busy doing your______.
A.exercise, exercises
B.exercises, exercise
C.exercise, exercises
D.exercise, exercise
正确答案是A
You should do more ______. Don't always sit at the desk busy doing your______.
A.exercise, exercises
B.exercises, exercise
C.exercise, exercises
D.exercise, exercise
正确答案是A