55,He doesn't know ( ) why she is angry.A,reason B,a reason C,the_英语解答

55,He doesn't know ( ) why she is angry.A,reason B,a reason C,the reasons 不知选哪个

人气：245 ℃　时间：2019-10-20 00:14:53

解答

选B.他不知道她生气的原因,由why引导的原因定语从句.