确诊急性糜烂性胃炎首选检查方法是（） A.粪隐血试验 B.胃液分

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问题单项选择题 A1型题

确诊急性糜烂性胃炎首选检查方法是（）

A.粪隐血试验

B.胃液分析

C.胃X线钡餐

D.胃镜

E.B超

答案

参考答案：D

解析：胃镜可以直接显示胃粘膜结构形态，为急性糜烂性胃炎首选检查。

阅读理解

阅读理解。

My name is Kate. I am eleven. This is my school. I study at No.2 Middle School. Mr. Lee is my

teacher. My friend is Jane. She is a student, too. We are in the same school. I am in Class Three.

She’s in Class One.

判断正误。

（）1. Kate is a girl. Her friend Jane is a boy.

（）2. Kate is eleven. Jane is eleven, too.

（）3. Kate and Jane are in the same school.

（）4. Kate and Jane are in different classes.

（）5. Mr. Lee is their teacher.

填空题

设K_n是n个顶点（n为正整数）的完全图，对K_n的每条边进行红、蓝两种颜色任意着色，都至少存在一个红色边三角形或蓝色边三角形，则最小的n是（）。