| As human children are unusually
dependent for an unusually long time, it’s obvious that every society must
provide a domestic context in which the children are brought up and educated. In
present day English, the word ‘family’ has two meanings: firstly, the
(1) group of parents and children; and secondly, a
(2) of relations who might be expected to (3)
at a wedding or a (4) . At the first level, my
brothers and sisters and myself are all in the same (5) as
children, but in different ones as parents; but at the second (6)
, we’re all in the same family from start to finish. As nuclear families become more (7) , families of relations become more dispersed (分). The young mother can still talk to her Mum on the phone, but she can’t ask her to (8) for a few minutes to wat A. solution B. evolution C. fiction D. location [单项选择]ELISPOT测定法多被用于检测
A. 补体产生细胞 B. 病毒感染细胞 C. 干扰素产生细胞 D. 组织胺产生细胞 E. 分泌片产生细胞 [单项选择]
Learning disabilities are very common. They (21) perhaps 10 percent of all children. Scientists now know there are many different kinds of learning disabilities and that they are (22) by many different things. There is no longer any (23) that all learning disabilities (24) differences in the way the brain is organized. [单选题] 线路允许速度 160km/h≥Vmax>120km/h,轨端或轨顶面剥落掉块,长度超过( )mm且深度超过 3mm时为重伤钢轨。
A.10 B.15 C.25 D.30 [判断题]《中华人民共和国合同法》规定，在承运人将货物交付收货人之前，托运人可以要求承运人将货物交给其他收货人。
A.正确 B.错误 [单项选择]啤酒生产所采用的原料为大米和大麦，在啤酒生产过程中对大麦中醇溶蛋白的含量有一定要求，下列哪项不属于醇溶蛋白在啤酒制造中的负面作用（）。
A. 醇溶蛋白会使啤酒产生浑浊 B. 醇溶蛋白会增加过滤难度 C. 醇溶蛋白会影响啤酒风味 D. 醇溶蛋白会影响发酵过程 [多项选择]网络与信息安全工作完成情况的考核内容有（）。
A. 网络安全防护 B. 公共互联网环境整治 C. IP地址备案准确率 D. 重要及特殊通信管理 [判断题]电缆头的制造工艺要求高是其缺点之一。( )
A.正确 B.错误 [单选题]进行人身安检时，下列不属于重点人员的是( )。
A.着装与身份明显不符者 B.穿着得体神情正常 C.精神恐慌，言行可疑，伪装镇静者 D.故意蛮横，不愿接受检查者 [单项选择]市场风险属于（）。
A. 纯粹风险 B. 投机风险 C. 社会风险 D. 责任风险 [填空题]
Many parents who welcome the idea of turning (31) the TV and (32) more time with the family are still worried that (33) TV they would constantly be on call as entertainers for their children. They remember (34) Up all sorts of things to do when they were kids. But their own kids seem (35) , less resourceful, somehow. When there’s nothing to do, these parents observe regretfully, their kids seem unable to come up with anything to do (36) turning on the TV. [单项选择]3，15，7，12，11，9，15，( )
A. 6 B. 8 C. 18 D. 19 [判断题] 掘进工作面存在严重的安全隐患时,应停止装岩作业。( )
A.正确 B.错误 [单项选择]已知随机变量X服从二项分布，且E(X)=2．4，D(X)=1．44，则二项分布的参数n，p的值为( )
A. n=4，p=0．6。 B. n=6，p=0．4。 C. n=8，p=0．3。 D. n=24，p=0．1。 [单选题]党的十九届六中全会指出,党的十八大以来在维护国家安全上,国家安全得到全面加强,经受住了来自政治、经济( )自然界等方面的风险挑战考验。
A.文化 B.意识形态 C.科技 D.对外开放 [填空题]电梯驾驶员的职业道德就是在（）中必须遵循的行为规范的总和
[单选题]切削刃选定点相对于工件的主运动瞬时速度是( )。
A.工件速度 B.切削速度 C.进给速度 D.刀具速度 [单选题]移动式供气源4个气瓶允许每次更换( )个空瓶而不中断供气。（易）
A.1 B.2 C.3 D.4 [多项选择]下列行业属于特种行业的有( )。
A. 旅店业 B. 出租车 C. 印刷业、刻字业 D. 旧物收购寄卖业 [单选题]支队分列式队形由支队检阅式队形调整变换,或者由支队首长临时规定。支队及以上单位分列式,应当设4个标兵。一、二标兵之间和三、四标兵之间的间隔各为( )米,二、三标兵之间的间隔为 40 米。
A.7 B.9 C.15 D.16 我来回答: 提交
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