某施工队安装一大厦石材幕墙，进场后进行现场切割加工。施工队进_爱下问搜题

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问题单项选择题

某施工队安装一大厦石材幕墙，进场后进行现场切割加工。施工队进场后以地平面为基准使用水准仪和60m的皮卷尺进行放线测量，在安装顶部封边结构处石材幕墙时，其安装次序是先安装中间部位的石材，后安装四角转角处部位的石材。在施工中由于库存不够，硅酮耐候密封胶采用不同于硅酮结构胶的另一品牌，其提供的试验数据和相差性报告，证明其性能指标都满足设计要求，施工完毕后通过验收，施工质量符合标准。

在幕墙的构造中，楼面和吊顶与幕墙的( )是一个非常重要问题，此处经常留有缝隙造成室内上下空间保温和隔声出现问题。

A．连接

B．粘结

C．隔离

D．分格处理

答案

参考答案：A

单项选择题

关于药物流产错误的是（）

A.宫内妊娠

B.B超示胎囊平均直径3.4cm

C.嗜烟或嗜酒为禁忌证

D.孕天越小，效果越好

E.RU486与前列腺素合用，完全流产率达90％以上

完形填空

All children in the United States have to receive an education, but not all children go to school. A number of parents　　36　not to send their children to school. Such children are known　　37　　 “home-schoolers”. Some parents prefer teaching their children at home　　38 they do not believe schools teach the correct religious (宗教的)　　39 ; others believe they can provide a better educational　　40 for their children by doing so.　　41 , results show home-schooled children often do better than 　　42 on national tests in reading and math.
　　David teaches his three children at home. He 　　43　that his children learn very differently from children in school. Learning starts with the children’s　　44　and questions. For example, when there is snowfall on a winter day, it may　　45　a discussion about climate, snow removal 　　46 , Alaska, etc. Or a spring evening when the family is out　47　the stars is a good time to ask questions about the sky. If the Brazilian rain forests are on TV, it　48　　be a perfect time to talk about how rain forests influence the climate, how deserts are　49　　and how the polar ice caps　50 ocean levels.
　Home schooling is often more interesting than　　51　schools, but critics (批评家) say home-schoolers might be uncomfortable　　52　 with other people in adult life. Critics also say that most parents are not　53　to teach their children. However, most parents don’t have the time or the　　54　to teach their children at home, so schools will continue to be　　55　　most children get their formal education.

B．prefer　　　　

A．for　　　　

C．as　　　　　　

A．because　　

C．Unbelievably

C．common　　　　　

C．offers　　　　　　

C．lead　　　　　　

A．fit　　　　