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问题 单项选择题

建筑地面工程应严格控制各构造层的厚度，应按设计要求铺设，不符合铺设要求的是( )。

A．砂垫层厚度不应小于50mm；砂石垫层厚度不应小于90mm

B．碎石垫层和碎砖垫层厚度不应小于100mm

C．水磨石面层应采用水泥与石粒拌和料铺设

D．块石面层其结合层铺设厚度不应小于60mm

答案

参考答案：A

填空题

Today, we’ll talk about what other effects watching TV might produce on children. Children should be (1) a lot of television, many experts and parents agree, but there is at least one circumstance when it might be beneficial: (2) . A recent study conducted by Italian researchers found that children (3) immediately preceding and during blood tests experienced less pain than children whose mothers (4) during the procedure, or children whose mothers were present but (5) .
The research, led by Carlo Brown, MD, at the University of Siena, is published in the Archives of Disease in Childhood. (6) the study. None received any type of anesthesia; the children and their mothers (7) . Both the group whose mothers attempted to distract them from the blood tests and those whose mothers simply observed reported (8) than the group who watched cartoons. For that group, the levels of pain were less and the children were better able to (9) .
One of the possible explanations is that children might have (10) during the procedures, exacerbating their perception of pain. "The higher pain level reported by children during (11) shows the difficulty mothers have in interacting positively (12) in their children’s life," the authors write.
However, they stressed that (13) still provided benefits, noting that the children would (14) during the procedures. "Indeed, children state that having their parent present (15) when in pain," say the authors.
Another possibility offered for consideration is the notion that the (16) might release pain-quelling endorphins. Endorphins, (17) produced by the pituitary gland, resemble opiates in their ability to produce analgesia and a sense of well-being. In other words, they might (18) .
In any case, the study results suggest that health workers should (19) to watch television during painful procedures (20) .
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单项选择题

应用洋地黄治疗期间，护理措施不妥的是（）。

A．嘱患者按时服药

B．如果漏服药物，需要及时补服

C．嘱患者低盐饮食

D．给药前数患者的心率

E．观察病人的心电图变化和血药浓度
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