无症状性心肌缺血的鉴别诊断有（）。 A.自主神经功能失调 B.电解质紊乱 C.心肌病

Everyone wants to be healthy. Food is very important . There are a lot of healthy foods. You can eat more bananas . ,apples, oranges and tomatoes because fruit and vegetables are good for your health . But don’t eat too much chocolate . It’s not healthy food .

Healthy food can make you grow and make you strong and happy . Remember there is a say-ing . ” An apple a day keeps the d octor away. ”

Sports can also keep you healthy. Get up early and play sports every day . Don’t be lazy! You will  be healthy and happy.

根据短文内容，完成下列各题

小题1:What are healthy foods ?

A．Vegetable and Chocolate.

B．Apples and chocolate.

C．Chocolate and fruit

D．Fruit and vegetable.小题2:Why are healthy foods good for you ?

A．They make you happy

B．They make you grow strong

C．They make you grow and make you strong and happy

D．They make you heavy.小题3:“ An apple a day keeps the doctor away”  means _______

A．The doctor goes away when he sees an apple

B．The doctor runs away when you give him an apple

C．You eat an apple every day and you can be thin

D．You eat an apple every day and you can be healthy.小题4:What’s the meaning of the underlined word “lazy” ?       

A．强壮的

B．虚弱的

C．勤劳的

D．懒惰的小题5:What keeps you healthy ?    

A．Fruit and vegetable

B．Healthy foods and sports

C．Too much chocolates

D．Healthy foods

对食品生产经营人员的卫生要求，错误的是

A.新参加工作和临时参加工作的食品生产经营人员必须进行健康检查，取得健康证明后方可参加工作 

B.临时参加工作的不需要健康证明 

C.患有伤寒、痢疾的病人不得从事接触直接人口食品的工作 

D.每年都必须进行健康检查 

E.在销售直接人口食品时，必须使用售货工具

定位轴线作用是用来确定房屋( )位置及其尺寸。

A．主要结构或构件

B．主要墙、柱

C．梁、屋架

D．窗和门

根据《城市绿地分类标准》，城市绿地分为大类、中类、小类三个层次。下列绿地不属于大类的是（ ）。

A．生产绿地

B．其他绿地

C．工业绿地

D．防护绿地

绘图题：画出10kV线路过电流保护原理图，并根据该原理图画展开图。