题库首页
>
试卷库
试题详情及答案解析
Mr. Black has been teaching English in a middle school _____ he came to China.
A．for ever
B．ever since
C．ever before
D．long before
答案
：B
2015学年天津滨海新汉沽第五中学高一上期中英语试卷（带解析）