1. explain vt.讲解,解释
例句:He made up a story to explain why he was absent.
他编造了一个故事为他的缺席辩解。
2. determine vt.(使) 下决心,(使)做出决定
例句:Let's multiply the height by the width to determine the area.
我们宽乘高来确定面积。
3. solve vt.解决; 解答; 解释
例句:Their domestic reforms did nothing to solve the problem of unemployment
他们的国内改革未能解决失业问题。
4. decorate vt.装饰; 点缀; 粉刷
例句:Bright posters decorate the streets.
鲜艳的广告招贴画点缀着街道。
5. appeal vi.(迫切) 要求; 有吸引力; 求助(于)
例句:You might not appeal to her in vain.
您对她的呼吁不可能毫无作用。