单项选择题

鼻中隔偏曲的病因不包括:
A、外伤
B、先天性发育异常
C、鼻腔肿瘤
D、儿童龋齿

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单项选择题

Why did music companies change their divisions called “Race Records” to “R&B”?

A．.The title was viewed as out of date and racist
B．.Many people protested against the title
C．.The title was not making enough money for the music companies
D．.Too many people called into the music companies complaining that the title was too hard to pronounce.

单项选择题

叶圣陶、吕叔湘和（）被称为语文教学“三老”。

A.蔡元培
B.朱自清
C.夏丏尊
D.张志公