根据业主要求人（手）孔中要安装托架，其托架分甲式、乙式二种，

搜题请搜索小程序“爱下问搜题”

问题单项选择题

根据业主要求人（手）孔中要安装托架，其托架分甲式、乙式二种，手孔一般用乙式；配套的托板也分甲式和乙式二种，乙式托架多长（）cm。

A、80

B、50

C、60

答案

参考答案：C

补全对话，情景问答

用恰当的词语填空，完成对话。

L: Your sister's gone to Shanghai, 1______ she?

M: Yes.

L: How long has she been there?

M: She's been there since 2010.

L: Oh. It's about a year already! Have you 2______ from her?

M: Yes, of course. Very often. She wrote to me about a week ago and said she was quite busy there.

L: I see. Are you 3______ to write to her soon?

M: Soon? Look! I am writing a letter to her now.

L: Really? Will you please give my best 4______ to her?

M: Of course I 5______. Thank you.

单项选择题

患者男性，52岁，右眼傍晚出现雾视2个月。检查：右眼视力1.0，右眼周边前房1／3CT，房角功能性小梁开放2／3圆周，右眼底视神经 * * 和视野正常。最恰当的手术方式（）

A.周边虹膜切除术

B.节段性虹膜切除术

C.小梁切除术

D.非穿透滤过手术

E.小梁切开术