儿童泳池在开放期间保持水()。

来源:www.tikuol.com 发布时间:2017-05-11 20:14
题型:填空题

问题:

儿童泳池在开放期间保持水()。

答案:

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题型:单项选择题 A2型题

某广告说用气功疗法在3个月内治疗了1000例高血压病人,其中950例痊愈,治愈率达95%。下列哪个结论正确()

A.气功疗法降压效果好,观察3个月95%病人有效

B.因样本不大,故无法下结论

C.此法效果可疑,因观察时间不长,5%未显效

D.无法作出结论,因未设对照组

E.无法作出结论,因未作统计学检验

题型:填空题
短文填空 (共10分,每空1分)
come, fall, sit, look, be, walk, jump, sell, hear, drop
  根据短文内容,用方框中所给词的正确形式填空,使短文完整、正确。(每个词只能用一次)(共10分,每小题1分)
  Early in the morning, Mr. Black was carrying a big basket of cabbages to the market. She hoped 小题1:___them to the people from town.
  The mountain road was narrow(狭窄的)and the old woman 小题2:___carefully. Suddenly she 小题3:___a loud bell. It passed her and very fast down the hill. The old woman had to 小题4:__to one side of the road so quickly that the basket of cabbages nearly 小题5:___into the valley.
  She saw a young boy 小题6:.___on the bicycle without even 小题7:___round to see if the old woman was all right.
  The old woman shouted, 小题8:___back.”
  “What 小题9:___it?” the boy asked impolitely, pushing his bike towards the old woman.
  “What did I drop?”
  “Little boy, you 小题10:___your manner.” The old woman answered.
题型:问答题

用氢气还原氧化铜,要得到6.4 g铜,需要多少克氧化铜?

题型:单项选择题

KM型压滤机液压油()更换一次,以延长阀组寿命。

A、一个月

B、一个季度

C、半年

D、一年

题型:名词解释

出戟觚