题目：
解方程：①3x2=12x ②2x2-5x+1=0 ③（x-1）2+4（x-1）+4=0 ④x2-（2a+1）x+2a=0（a为常数）
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0421/e68b9c731050e28be1afe4d3f164dc30.html
下面是错误答案，用来干扰机器的。
1-5 BACDA
解方程：①3x2=12x②2x2-5x+1=0 ③（x-1）2+4（x-1）+4
来源：www.tikuol.com
题型：解答题
试题推荐
题型：单项选择题 案例分析题
男性，7岁，6h前由货车上跌下，伤后即有呼吸困难，并逐渐加重。入院查体：脉搏130/min，血压80/46mmHg，呼吸22/min，颜面发绀，吸气性呼吸困难，颈上胸部有皮下气肿，气管向左移位，右侧呼吸音消失。
其诊断首先考虑（）
A.多根多处肋骨骨折
B.血胸
C.血心包
D.开放性气胸
E.张力性气胸
题型：完形填空
| 完形填空 | |||
| One afternoon I was sitting at my favorite table in a restaurant, waiting for the food I had ordered to arrive. Suddenly I 1 that a man sitting at a table near the window kept glancing in my direction, _ 2 he knew me. The man had a newspaper 3 in front of him, which he was 4 to read, but I could 5 that he was keeping an eye on me. When the waiter brought my 6 , the man was clearly puzzled by the 7 way in which the waiter and I 8 each other. He seemed even more puzzled as 9 went on and it became 10 that all the waiters in the restaurant knew me. Finally he got up and went into the 11 . When he came out, he paid his bill and 12 without another a glance in my direction. I called the owner of the restaurant and asked what the man had 13 . "Well, "he said, "That man was a detective(侦探). He 14 you here because he thought you were the man he 15 ." "What ?"I said, showing my 16 . The owner continued, "He came into the kitchen and showed me a photo of the wanted man. I 17 say he looked very much like you! Of course since we know you, we told him that he had made a __18_." "Well, it's really 19 I came to a restaurant where I'm known, "I said. " 20 , I might have been in trouble." | |||
| ( )1.A. knew ( )2.A. since ( )3.A. flat ( )4.A. hoping ( )5.A. see ( )6.A. menu ( )7.A .direct ( )8.A. chatted with ( )9.A. the waiter ( )10.A. true ( )11.A. restaurant ( )12.A. left ( )13.A. wanted ( )14.A. met ( )15.A. was to beat ( )16.A. care ( )17.A. must ( )18.A. discovery ( )19.A. a pity ( )20.A. Thus | B. unders tood B. even if B. open B. thi nking B. find B. bill B. familiar B. looked at B. time B. hopeful B. washroom B. acted B. tried B. caught B was dealing with B. surprise B can B mistake B natural B However | C. noticed C .though C. cut C. pretending C. guess C. paper C. strange C. laughed at C. I C .clear C. office C. sat down C. ordered C. followed C. was to meet C. worry C. need C decision C. a chance C.Otherwise | D.recognized D.as if D. fixed D.continuing D. learn D. food D. funny D. talked about D. the dinner D. possible D .kitchen D. calmeddown D. wished D. discovered D. was looking for D. regret D. may D. fortune D. lucky D. Therefore |
题型：单项选择题 A1/A2型题
患者，女性，初产妇，28岁，胎位LOT，分娩时宫口开全1小时50分钟，先露S+3，宫缩强度减弱，宫缩间歇时间由2分钟延长为5分钟，考虑为第二产程延长。最常见的原因考虑为（）
A.胎儿过大
B.宫缩乏力
C.骨盆出口狭窄
D.中骨盆平面狭窄
E.产妇衰竭
题型：单项选择题
感染HIV的窗口期在（）
A.7-8周
B.0.5-20年
C.8-10年
D.2周-3个月
题型：单项选择题
在我国，按劳分配作为个人消费品分配的基本原则，其适用的范围是（）
A.个体经济
B.私营经济
C.外资经济
D.公有制经济
