问题
单项选择题
不宜使用营养疗法的是
A.短肠综合征
B.大面积烧伤
C.急性肾衰
D.重症胰腺炎
E.休克
答案
参考答案:E
不宜使用营养疗法的是
A.短肠综合征
B.大面积烧伤
C.急性肾衰
D.重症胰腺炎
E.休克
参考答案:E
根据对话内容,从对话后的选项中选出能填入空白处的最佳选项,并在答题卡上将该项涂黑。选项中有两项多余选项。(共5小题:每小题2分,满分10分) —Mary, we are going to have a party on New Year‘s Eve. I’m sure we’ll have a good time. _____小题1:___ —I’d like to. __小题2:__ —In our classroom. We are going to decorate it and turn it into a splendid ballroom. —____小题3:___ I shall be very glad to spend my first New Year in China with you. —But we are going to ask everyone at the party to give a performance. ___小题4:_ —I will. My voice is not very pleasant to the ear, though. —I heard you sing once. ___小题5:____ I’m sure you’ll be the star of our New Year party. —Oh,thank you.
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下表列举了四组待鉴别的物质和对应的鉴别方法,其中不合理的是
待鉴别的物质 | 鉴别方法 | ||
A | 烧碱和熟石灰 | 加入无色酚酞,观察溶液颜色的变化 | |
B | H2、O2、CO2 | 用燃着的木条检验,观察燃烧情况 | |
C | 硝酸铵和生石灰 | 加水溶解,用手触摸试管外壁温度的变化 | |
D | 食盐水和蒸馏水 | 滴加硝酸银溶液,观察有无白色沉淀生成 |