题目

Not all would-be staff are qualified for the position they are being trained.A.in that B.so that C.in which D.for which 答案：【答案】D【解析】考查定语从句。句意：并不是所有的准员工都能胜任所培训的职位。分析句子结构可知，position后面是“介词+关系代词”引导的定语从句，表示为某个职位接受培训应该使用介词for，先行词position作介词for的宾语，that此时不能直接放在介词的后面，而是使用which，即for which引导定语从 (   ) 5. You will make great progress in English      you try your best.A.   as long asB.   as much asC.   as soon asD.   as well as