56.【参考答案】 Study：“ Vegetables may keep brains young”
57.【参考答案】The findings also echo previous research in women only.
58.【参考答案】 but it adds to mounting evidence pointing in that direction
59.【参考答案】First of all, force myself to eat at least one serving of vegetables every day, little by little, I think I’ll get used to vegetables.
