beconfident__sth.2.set__adarkroom.3.students__allages4.awiderangeof=a______5.trainsb.__sth.6.thecourseisavailable__studentsaswellasadults7.runacourse__automotiverepairtakeplace=__vocationalcourse8.bel

问题：beconfident__sth.2.set__adarkroom.3.students__allages4.awiderangeof=a______5.trainsb.__sth.6.thecourseisavailable__studentsaswellasadults7.runacourse__automotiverepairtakeplace=__vocationalcourse8.belocated__ah

答案：↓↓↓

刘培桐的回答：

网友采纳　　of/in/about　　up　　of　　a vastvarioutyof　　in　　for　　for（后面部分可能有误,不好填,填a?）　　in　　theycanbecome　　(本题主语部分有误）reading...notknowing