correspond/correspondence/correspondent/correspondingly/respond/response/responsible/responsibility
记忆：
１. respond [ ris5pCnd] re-spond v. 回答, 响应, 作出反应 It’s three months before he responded to the demand. 三个月后他才对要求作出回应。
2. response [ ris5pCns] n. 回答, 响应, 反应 So far there has been no response from him. 到目前为止他还没有什么回应。
3. correspond [ kCris5pCnd] cor-respond vi. 符合, 协调, 通信, 相当, 相应 His expenses do not correspond to his income. 他的开支与他的收入不相当。
4. correspondence [ 7kCris5pCndEns ] n. 相应, 通信, 信件 Many adults receive their higher study by correspondence. 许多成人通过函授得到高等教育。
5. correspondent [ 7kCris5pCndEnt] n. 通讯记者, 通信者 The report was provided by a correspondent in Baghdad. 这份报告是由在巴格达的一名记者提供的。
6. correspondingly [ 7kCris5pCndili ] adv. 相对地, 比照地 With the money reduced, our activities were reduced correspondingly. 钱减少后，我们的活动也相应地减少了。
7. responsible [ ris5pCnsEbl] adj. 有责任的, 可靠的, 负责的 I’m responsible for the whole project. 我对整个工程负责。
8. responsibility [ ris7pCnsE5biliti ] n. 责任, 职责 Love means responsibility as well as passion. 爱既意味着激情，也意味着责任。
另类阅读：
Mr. Li studies by correspondence. Last week his teacher found the ideas in his paper didn’t correspond to one another and felt it his responsibility to find out the reason. Li responded in a strange way. Seeing his strange response, the teacher realized he copied the ideas. He should be responsible for his mistakes. Correspondingly, Li was told to rewrite the paper.