下面的哪一种是燃烧后控制系统?() A.废气再循环(EGR)系统 B.催化转换器 C

题型:单项选择题

问题:

下面的哪一种是燃烧后控制系统?()

A.废气再循环(EGR)系统

B.催化转换器

C.燃油箱通风系统

D.曲轴箱强制通风系统

考点:汽车维修业务知识竞赛汽车维修技能知识竞赛汽车维修技能知识竞赛题库
题型:单项选择题

阅读理解。

     My good friend Lucy has a big (大的) family. Many (许多的) members are in her family: her

grandparents, her parents, her uncle, her aunt, her two cousins and she. Alan and Gina are her

grandparents. Nick and Sonia are her parents. Paul is her uncle and Mona is her aunt. Dave is Paul and

Mona's first son. He is 12. Tim is Dave's brother. He is 10.

根据短文内容,选择正确选项。

1. _____ members are in Lucy's family.

A. Six  

B. Seven  

C. Eight  

D. Nine

2. Alan is Lucy's _____.

A. grandfather  

B. father  

C. uncle  

D. brother

3. Lucy's parents are _____.

A. Alan and Gina  

B. Nick and Sonia  

C. Paul and Mona  

D. Dave and Mona

4. Tim is Lucy's _____.

A. brother    

B. cousin  

C. friend  

D. son

5. Dave is _____ years older than Tim (比蒂姆大……岁).

A. 12    

B. 10    

C. 4    

D. 2

题型:单项选择题

阿普加评分以______最灵敏,______为基础,______是最终消失的指标。

题型:单项选择题

水是人体必需的营养素,目前儿童饮料的首选是()。

A.碳酸饮料

B.果汁

C.咖啡

D.温开水

题型:单项选择题

在我国急性胰腺炎最常见的病因是()。

A.胆道疾病

B.腹部外伤

C.暴饮暴食

D.酗酒

E.十二指肠 * * 邻近部位病变

题型:单项选择题

处理事物的延续性和顺序性的知觉属于()

A.视觉

B.平衡觉

C.错觉

D.时间知觉

E.运动知觉

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