问题
选择题
Nowadays, a growing group of dieters are trying extreme calorie _____ for a long life by eating less food.
A．reservation
B．restriction
C．distinction
D．discrimination
答案
答案：B
词义辨析。 A.预约 B. 限制；约束 C.区别 D. 歧视；区别。句意：当今，越来越多的人为了长生，正在尝试通过少吃食物来进行极端的能量限制。故选B。