There is in his words.We should have a t_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题选择题

There is in his words.We should have a try.

A．something

B．anything

C．nothing

D．everything

答案

答案：A

填空题

钙和磷的典型缺乏症有（）、（）、（）。

单项选择题

右主支气管的特点是 ()

A．细而短

B．粗而长

C．细而长

D．粗而短