问题补充:
If you want to become thinner and healthier. You should eat food and take exercise.
A. less; fewer
B. more; less
C. fewer ;more
D. less; more
答案:
A. less; fewer
B. more; less
C. fewer ;more
(答案→)D. less; more
解析:food 与exercise 均为不可数名词,fewer 不能用,再根据意思,选D