【关于reason定语从句的问题Thereason___hedidn'tspeaktouswas___hewasangrywithus.a.why...becauseb.that...becausec.why...thatd.forwhich...becauseC我觉得前面半句reson在从句做宾语所以我首先排除了A和C现在】

　　关于reason定语从句的问题

　　Thereason___hedidn'tspeaktouswas___hewasangrywithus.

　　a.why...because

　　b.that...because

　　c.why...that

　　d.forwhich...because

　　C我觉得前面半句reson在从句做宾语所以我首先排除了A和C现在答案是C我不懂了