结核菌素弱阳性反应是指() A.皮试局部发红、无硬结 B.皮肤硬结直径小于5mm C 发布时间:2017-08-29 15:11 │ 来源:www.tikuol.com 题型:单项选择题 问题: 结核菌素弱阳性反应是指()A.皮试局部发红、无硬结B.皮肤硬结直径小于5mmC.皮肤硬结直径在5~9mmD.皮肤硬结直径在10~15mmE.皮肤硬结直径小于15mm
题型:单项选择题 Read and guess.(看句子,猜谜语)1. It's an animal. It lives in Australia. It lives in trees. It's _____. [ ]A. a kangaroo B. a koala C. a monkey2. It's a place. Our parents always go there at the weekend. We buy many things from it. It's a _____. [ ]A. supermarket B. park C. library3. When do we use umbrella and boots? It's _____. A. rainy B. sunny C. windy4. It's a thing. When you go on a trip and take some pictures, you will take it. It's a _____. [ ]A. tent B. umbrella C. camera5. What has hands but no feet, a face but no eyes, tells but does not talk? It's a _____ . [ ]A. table B. blackboard C. clock
题型:单项选择题 某电灯标有“3V 1W”字样,接在电压不变的电源上恰好正常发光.求:(1)此时通过灯丝的电流;灯丝的电阻;通电5min灯消耗的电能.(2)若使灯消耗的功率减为0.36W,需串联一个多大的电阻后接到原电源上才行. 查看答案
题型:单项选择题 设y=x3+3ax2+3bx+c在x=-1处取最大值,又(0,3)为曲线的拐点,则( )A.(A) a=1,b=-1,C=3B.(B) a=0,b=-1,c=3C.(C) a=-1,b=1,C=3D.(D) a=1,b=1,c=3 查看答案
题型:单项选择题 在社会服务机构中,建立社会工作专业督导制度有助于机构的正常运转,保障不同部门和员工个人的工作能够充分协调和整合。一般而言,机构都会赋予督导者()的权威和责任,促进机构工作的顺利完成。A.知识上B.技术上C.行政上D.咨询上 查看答案