We can do a lot to stay healthy. __________, we should eat a balanced(平衡的) diet.
A. At a time B. In fact C. First of all D. All together
We can do a lot to stay healthy. __________, we should eat a balanced(平衡的) diet.
A. At a time B. In fact C. First of all D. All together
C
词组辨析。句意：我们做了很多是为了保持健康。首先，我们应该保持饮食平衡。根据句意可知，C符合题意。