食管癌好发于食管()
A.颈段
B.上段
C.中段
D.下段
E.腹段
参考答案:C
旅游广告不宜用的广告语()
A.气候宜人
B.风景优美
C.服务周到
D.应有尽有
E.包您玩得愉快
I can’t remember _______ made the teacher give Mary the permission to leave the class earlier.[ ]
A. that it was what
B. what it was that
C. what was it that
D. that was it what