power,strength,energy和force都含有“力、力量”的意思，但所指范围不同： power: 基本意思是“力，力量”，指人或国家甚至是某个机构的权力、势力或影响力。 strength: 说人时，指“体力，力气”；说物时，指“强度”。也可指“强项，长处”。 force: 主要指强制力量，暴力，武力等。 energy: 主要指人的精力。 练习：用force，power，energy，strength填空 1. Not that I don’t want to help you，but that it’s beyond my _______to do so. 2. She has always been encouraged to swim to build up the __________of her muscles. 3. If you do not open the door，I am authorized to enter by use of _______. 4. Young people usually have more _______than the old. 答案：1. power 2. strength 3. force 4.energy D 5. --- You are always full of _____. Can you tell me the secret? --- Taking plenty of exercise every day. A. power B. strength C. force D. energy 本文来源：https://www.wddqw.com/doc/7d9718a65022aaea998f0fa4.html