单选题
As a result of a diet which is heavy on fresh vegetables, brown rice, soy and delicately cooked fish, Japan has the lowest rate of______in the developed world—just three per cent for men and women, compared with 23 per cent for women in Britain and 34 per cent for American women.
【正确答案】
B
【答案解析】解析：句意：日本人饮食主要包括新鲜蔬菜、糙米、大豆、精心烹制的鱼类，该国在世界发达国家中人口超重比例最低——该国男性、女性超重比例分别为3％，而英国女性超重比例为23％，美国则为34％。A：肥胖，肥沃，油腻。B：To weigh down too heavily超重。C：肥胖症；多脂。D：完满，完整；丰富。选项A和C都为贬义，B为中性，D语义不通。因此B为最佳选项。