问题
选择题
The best way Tom thought of_________ his strength is to run for 30 minutes every day.
A．building up
B．to build up
C．build up
D．being built up
答案
答案：B
考查固定短语。The way to do sth/of doing sth做某事的方法；Tom thought of是定语从句修饰先行词the best way.句意：TOM考虑的最好的增强体力的方法是明天跑30分钟。
