对好奇,unit 4,be curious about,introduce A to B,把A 介绍给B,keep in touch (with sb,和某人）保持联系,express oneself,表达自己,avoid + sth / doing sth,避免做,be similar to,相似于,一般来说，总的说来,in general,generally speaking,很可能的,be likely to,shake hands,握手,take action to do sth,采取行动去做,show respect for,对表示尊敬,be willing to do sth,愿意去做某事,达成协议,reach / arrive at / come to an agreement,向某人提供某物,满足/达到某人的需求,玩得开心,各种各样的,索要入场费,unit 5,Provide sb with sth,have fun,meet ones need,a variety of,charge money for admission,赚取利润,基于,复苏，活过来,以为名,靠近，接近,积极参加,make a profit,be based on,come to life,name after,get close to,take an active part in,免费,free of charge