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问题 单项选择题 A1/A2型题

膀胱肿瘤的T2a期是指（）。

A. * * 状无浸润

B.局限于固有层内

C.肿瘤浸润肌层深度小于1/2

D.肿瘤浸润肌层深度大于1/2

E.已有局部淋巴结转移

答案

参考答案：C

解析：

按膀胱肿瘤的TNM分期，T2期是指肿瘤浸润肌层深度小于1/2。

补全对话，情景问答

完成对话.

A: Let's __1__ to see the pandas.

B: OK. __2__are they?

A: Over there, __3__ to the koala bears.

B: Wow! They are really cute. Where __4__ these pandas from?

A: They're from __5__. That's Lingling, and that's Mingming.

B: Look. The koalas aren't very interesting today.

    They __6__ just sleeping. Do you want __7__ see the penguins?

A: Yes! Penguins are my favorite __8__.

B: Penguins? Really? Why?

A: I __9__ know. They're just so funny.

B: Well, my favorite animal is the lion. Lions are scary, __10__ they're beautiful.
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单项选择题

下列关于XV阀说法错误的是（）。

A.XV阀既可远程关阀也可远程开阀

B.XV阀能够实现远程开关阀是通过电磁阀的得失电实现的

C.XV主要用于计量/生产流程的切换操作

D.XV阀主要用于紧急关断
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