| While there’s never a good age to get
cancer, people in their 20s and 30s can feel particularly isolated. The average
age of a cancer patient at diagnosis is 67. Children with cancer often are
treated at pediatric (小儿科的) cancer centers, but young adults have a tough time
finding peers, often sitting side-by-side during treatments with people who
could be their grandparents. In her new book Crazy Sexy Cancer Tips, writer Kris Carr looks at cancer from the perspective of a young adult who confronts death just as she’s discovering life. Ms. Carr was 31 when she was diagnosed with a rare form of cancer that had generated tumors on her liver and lungs. Ms. Carr reacted with the normal feelings of shock and sadness. She called her parents and stocked up on organic food, determined to become a "full-time healing addict." Then she picked up the phone and cal A. a cancer research organization B. a group of people who suffer from cancer C. people who have recovered from cancer D. people who cope with cancer [单项选择]下面关于USB、IEEE1394和RS232的叙述中，错误的是（）
A. USB、IEEE1394和RS232均采用串行方式传送数据 B. USB、IEEE1394和RS232均采用差分方式澎笋女据 C. IEEE1394b的数据传输速率比IEEE1394a高 D. 一个USB控制器可连接多个USB设备 [单选题]属地人员应将发现的隐患在（）h完成审批
A.12 B.24 C.36 D.48 [多选题]压入式局部通风机和启动装置的安装必须符合以下( )规定。
A.必须安装在进风巷道中 B.距掘进巷道回风口不得小于10m C.全风压供给该处的风量必须大于局部通风机的吸入风量 D.局部通风机安装地点到回风口间的巷道中的最低风速必须符合《煤矿安全规程》第一百零一条的有关规定 [单选题]6S、22000mAh的电池，剩余电量20%,用2C充电，充满多长时间
A.25分钟 B.24分钟 C.26分钟 [单项选择]v-106二级分凝器设计操作压力为（）MPa。
A. 0.4 B. 0.3 C. 0.38 D. 以上都不对 [不定项选择题]TCN(列车通信网络)IEC61375-1标准的通信方式是（）。
A.单工通讯 B.基于源地址寻址技术周期性数据传送 C.非周期的消息数据传送 D.半双工通讯 E.全双工通讯 [多选题]为了避免触电事故,要做到( )。
A.工作前应做好验电试验及接地线 B.不准约时停、送电 C.遵守装置安全遮栏的规定 D.遵守监护制度 E.电网内外应装护网及指示灯 [单选题]输电线路“三跨”是指:跨高速铁路、跨高速公路、跨重要桥梁通道( )
A.正确 B.错误 [判断题]在PowerPoint中隐藏的幻灯片在编辑时是看不到的,只有在播放时才可以看见。 ( )
A.正确 B.错误 [判断题]钻杆是钻柱的基本单元。
A.正确 B.错误 [单选题]棚车端.侧墙破损腐蚀透孔时补强。补强时补板须盖过腐蚀边缘（ ）mm以上，补板须四周满
A.30 B.40 C.50 D.60 我来回答: 提交
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