大学英语：be eager to do sth./be eager for sth

　　1. be eager to do sth./be eager for sth.  渴望做某事/动词词组

　　2. be supposed to do sth.  应该，被认为去做某事；it is supposed that  人们认为

　　3. be supplied to sb.  把某物提供给某人

　　4. substitute A for B  用A来替换B/动词或名词词组

　　5. wash sth. down sth.  用什么来涑下什么/动词词组

　　6. have to do with/have nothing to with/have much to do with与某人或某事有关/无关/很有关