下列关于骨肉瘤的描述错误的是()A．多发生于股骨下端和胫骨上端干骺端 B．局部肿块，

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       Hello! My name is Joy. I'm a girl. I'm eleven. I'm in Class Eight, Grade Seven. This is my friend Joan. She is twelve. She is a high school student(中学生). She is in Class Seven, Grade Eight. My English

teacher is Miss White, but her English teacher is Miss Green. Look(看)!Who's that? Oh, she's my mom.

She's a Chinese(语文，中文) teacher.

1. ____ is in Class Eight, Grade Seven.

A. Joan

B. John

C. Joy

D. Joe

2. Joan is Joy's(乔伊的)____.

A. teacher

B. friend

C. student

D. mom

3. Joan is ____.

A. eleven

B. twelve

C. thirteen

D. fourteen

4. Joy's English teacher is ____.

A. Miss White

B. Miss Green

C. Joy's mom

D. Joan

5. Joy's mother is ____.

A. an English teacher

B. a friend

C. a student

D. a Chinese teacher

迥焊炉的温度设定按下列何种方法来设定（）。

A.固定温度数据

B.利用测温器量出适用之温度

C.根据前一工令设定

D.可依经验来调整温度

痰湿内阻导致的痞满，治疗应选（）

A.大黄黄连泻心汤加味

B.保和丸

C.平胃散合二陈汤

D.四逆散合越鞠丸

E.补中益气汤

用于创建窗体或修改窗体的窗口是窗体的

A．设计视图

B．窗体视图

C．数据表视图

D．透视表视图

文件根据数据性质，可分为 【12】 文件和 【13】 文件。