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问题 单项选择题

属于交界性肿瘤的是

A．唾液腺混合瘤

B．颅内良性肿瘤造成颅内高压

C．胰岛素瘤

D．肾上腺髓质肿瘤

E．胃泌素瘤

答案

参考答案：A

解析：指少数肿瘤形态属良性，但常浸润性生长，切除后易复发，甚至发生转移。

阅读理解
阅读理解。
                                                (1)
Dear friends,
      I'm a Chinese girl. I'm Liu Mei. This year I begin to learn English. I like
it very much. Now, I can say "ABC". My English teacher is Joy.
                                               (2)
From: Kangkang@21cn.com
To: Michael@sohu.com
     My name is Kangkang. I'm a Chinese boy. I'm from Beijing. Wu Dong is
my good friend. He is from Shanghai. We are in Class One, Grade One. Wu
Dong and I want to make friends with you.
     Write to me soon.
                                                 (3)
Hi, friend,
     My name is Jim. I'm a student. I'm from England. I like Chinese very
much.
根据表格的信息，判断正“T”误“F”。
( )1. Kangkang is from Shanghai. He is in Class One Grade One
( )2. Jim is from England. He likes Chinese.                
( )3. Liu Mei is a Chinese girl. She likes English.         
( )4. Joy is Kangkang's English teacher.                    
( )5. Wu Dong and Liu Mei are in Class One, Grade One.      
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单项选择题 A1型题

最有利于医务人员进行创新，从而体现出自身正效应的市场经济固有属性是（）

A.可控性

B.竞争性

C.开放性

D.平等性

E.自主性
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