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【单选题】
When the child uses 'beautiful' to respond to the mother, it shows that
A.
the child loves certain words better than others
B.
the word 'beautiful' is used more by children
C.
reading has improved the child's language
D.
the child has the ability to correct parents
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【单选题】导游员应在旅游团开始参观游览之前,与领队.全陪或旅游者核对.商定日程,其中商定日程只针对
A.
特种旅游团队.重点旅游团队
B.
大型旅游团队
C.
老年旅游团队
D.
绝大多数团队
【单选题】Why are slow-speed diesel engines especially tall?
A.
Because in this way the piston can be withdrawn downwards
B.
Because the engine can occupy larger spar
C.
Because the engine may have long strokes which improve engine efficiency.
D.
Because more maintenance is provided.
【单选题】Why are slow-speed diesel engines especially tall?
A.
Because in this way the piston can be withdrawn downwards.
B.
Because the engine can occupy larger space.
C.
Because the engine may have long strokes which improve engine efficiency.
D.
Because more maintenance is provided.
【判断题】层云中气流比较稳定,没有明显的对流,对飞机影响较小。
A.
正确
B.
错误
【单选题】患儿男,10个月,发热、咳嗽、气喘4~5天,近2天腹泻大便3~4次/日,呈黄稀便,偶有呕吐,体检两肺可闻喘鸣音及湿性啰音,心音有力,心律齐,心率136次/分,腹软,肝肋下2cm,质软,脾不大患儿在治疗中突然喘憋加重,烦躁不安、发绀,体温38℃,呼吸70次/分,心率180次/分,心音低钝,肝右季肋下4.5cm,尿少,应考虑是()。
A.
呼吸衰竭
B.
肺化脓症
C.
肺大疱
D.
心力衰竭
E.
间质性肺炎
【简答题】《"健康中国2030"规划纲要》中,将()和()建设作为推进健康中国建设的重要抓手。
【单选题】Why are slow speed diesel engines especially tall? 为什么低速柴油机特别高?
A.
Because in this way the piston can be withdrawn downwards. 因为这样可以从下部拉出活塞。
B.
The engine can occupy larger space. 因为发动机可占据较大的空间。
C.
The engine may have long strokes which improve engine efficiency. 因为柴油机可以有长冲程以提高发动机的效率。
D.
More maintenance is provided. 因为要为柴油机提供较多的维护。
【简答题】“ ping” 命令主要是用于测试对远程主机的网络连接状况,其命令格式为: ping 目标ip/域名,命令只有在系统安装了()协议才能使用
【单选题】—The Internet service fees are too high,and the speed is too slow. —That's why Premier Li Keqiang asks operators(运营商)to provide Internet.
A.
many cheaper and quicker
B.
very cheaper and quicker
C.
more cheaper and quicker
D.
much cheaper and quicker
【单选题】患儿,男,8个月。咳嗽,发热一周,喘憋3天,逐渐加重,今日开始嗜睡,抽搐2次,体温不退高达5℃,查体:呼吸急促,R56次/分,心率100次/分,双肺广泛的中小水泡音,肝肋下1cm,白细胞4×109/L,脑脊液检查:压力升高,糖、氯化物正常,细胞数个,蛋白定性阴性 此时最首选的紧急措施是
A.
镇静止抽
B.
物理降温+退热剂
C.
应用广谱抗生素
D.
给予毒毛K快速洋地黄制剂
E.
静脉给10%葡萄糖酸钙
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