（）有重点地参加班组安全日活动，每月抽查50%的主要生产班组安_爱下问搜题

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问题单项选择题

（）有重点地参加班组安全日活动，每月抽查50%的主要生产班组安全日活动记录，并作出评价，提出意见和要求。

A、厂工会管理人员

B、安监部门领导及安监员工

C、车间安全员

答案

参考答案：B

完形填空

It’s known that the 62-year-old Jim Bevier has a great passion. This former FedEx pilot wasn’t ____ on his horse farm, teaching his grandkids to ____. In his spare time, Bevier helps distribute ____ for blindness around the globe.
Bevier now is a volunteer pilot for Orbis, a nonprofit organization which has fought blindness for over 25 years. One of ____ weapons is the Flying Eye Hospital, an old-fashioned DC-10 aircraft. Bevier’s mission is to land this giant sight-saving bird on runways that are most ____ not designed for it. “It’s not ____ flying for FedEx,” says Bevier. “We have to ____ the runway is long enough, figure out the fuel load, and find the ____ place to park in case of accidents.”
Once he gets the ____ to its destination, the aircraft becomes a place for local ____ to get training, so they can treat certain conditions and ____ blindness for people. The plane stays on location for weeks. ____ Bevier is free to return home, he likes to stay and ____ those who arrive for medical checks. “I’m glad to see them get on the airplane and come out the next day, and they can ____.” Bevier says. Many walk on dirt roads for miles; many are blind children.
____, the volunteer doctors can’t handle all the patients. “A Vietnamese boy was ever ____ away.” Bevier says. A pilot’s job involves hours and hours of boredom, so you learn to keep your ____ under control. But when the poor boy didn’t get picked, I ____ down.” he admits.
____ as the job may be, Bevier isn’t looking into retirement anytime soon. “I don’t play golf, and I tell my kids not to buy me tennis shoes,” he says. “But I ____ of my grandchildren back home, and all I want is for those kids to be able to see their own grandparents for the first time.”

C．differently

B．Challenging

C．Disappointing

填空题

2005年11月13日，中石油吉林石化公司双苯厂发生爆炸，造成松花江水环境污染，事故产生的主要污染物为苯（C₆H₆）和硝基苯等有机物，对人体十分有害．其中苯是一种常见的有机溶剂，具有挥发性，硝基苯是制一种剧烈炸药的原料，它们都具有可燃性，

（1）请写出苯充分燃烧生成二氧化碳和水的化学方程式：．

（2）比较下列物质中碳元素质量分数：C₆H₆ C₂H₄；（填“＞”或“＜”或“=”）

（3）下列物质的化学式的排序存在一定的规律请找出并填空：C₂H₂、C₃H₄、C₄H₆、、C₆H₁₀、C₇H₁₂．（写化学式）