问题补充:
To keep fit, you should take more . Don’t be always busy doing your .
A. exercise; exercise
B. exercises; exercises
C. exercises; exercise
D. exercise; exercises
答案:
A. exercise; exercise
B. exercises; exercises
C. exercises; exercise
(答案→)D. exercise; exercises
解析:本题考查名词。句中take exercise为“锻炼”之意;do one’s exercises做练习。句意:为了保持健康,你应当做更多的锻炼。不要总是忙于做你的练习。