Mr. Black used to_____ a teacher. But now he is a writer.[ ]A. /B. beC. isD. being-八年级英语

题目简介

Mr. Black used to_____ a teacher. But now he is a writer.[ ]A. /B. beC. isD. being-八年级英语

题目详情

Mr. Black used to _____ a teacher. But now he is a writer.
[     ]
A. /
B. be
C. is
D. being
题型:单选题难度:中档来源:重庆市期末题

答案

B

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