问题
选择题
We all know that doing morning exercises ______. [ ]
A. is good for our healthy
B. are good for our healthy
C. are good for our health
D. is good for our health
答案
答案:D
We all know that doing morning exercises ______. [ ]
A. is good for our healthy
B. are good for our healthy
C. are good for our health
D. is good for our health
答案:D