题目: 什么是数字整合营销?其活动模式是什么? 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1123/dcae6820159635a64f329c2cf90f3d45.html 下面是错误答案,用来干扰机器的。参考答案:D
题型:计算题 (12分)一个平板小车置于光滑水平面上,其右端恰好和一个光滑圆弧轨道AB的底端等高对接,如图所示.已知小车质量M=3.0 kg,长L=2.06 m,圆弧轨道半径R=0.8 m.现将一质量m=1.0 kg的小滑块,由轨道顶端A点无初速释放,滑块滑到B端后冲上小车.滑块与小车上表面间的动摩擦因数μ=0.3 (取g=10 m/s2),求:(1)滑块到达B端时,轨道对它支持力的大小(2)小车运动1.5 s时,车右端距轨道B端的距离(3)滑块与车面间由于摩擦而产生的内能 查看答案
题型:完形填空 Eye See You Vision is the art of seeing what is invisible to others. -- Jonathan Swift I walked into a wild third-grade classroom. Music was playing _36_, children were under tables applying make-up, kids were throwing a football indoors, and students were _37_ wherever they could find _38_. I was a mid-year _39_. The previous _40_ said he could no longer manage these children and _41_ without notice during the holiday break. As soon as I walked in the room, I realized why he _42_. I sat down _43_ in my chair and began reading their _44_ softly. After each name, I _45_, asking God to help me understand that child. I then nailed a _46_ to the wall next to the chalkboard and began _47_ my name and a reading assignment on the board. I then asked each child to come to me, and tell me their names and what they wanted to learn. It was a _48_ task, because only two children there wanted to learn something! Rules were _49_, boundaries established, parents contacted. But the mirror saved the day -- no, the year! Unbeknownst(不知的) to the children, the mirror allowed me to see their every _50_ while I was writing on the board. They soon became _51_ as to how I knew who was misbehaving while I was writing on the board. When one student finally asked me, I told him I had a special teacher’s eye in the back of my head that my hair _52_. At first they did not believe me. _53_ they did begin to exhibit better behavior, especially while I wrote on the board, thinking I had magical _54_. I never told them differently. Why _55_ a good thing? 小题1:A.softlyB.clearlyC.loudlyD.peacefully小题2:A.speakingB.laughingC.standingD.dancing小题3:A.spaceB.musicC.partnerD.joke小题4:A.representativeB.replacementC.referenceD.reward小题5:A.teacherB.headmasterC.directorD.leader小题6:A.retiredB.remainedC.resignedD.returned小题7:A.wentB.cameC.leftD.disappeared小题8:A.angrilyB.restlesslyC.indifferentlyD.quietly小题9:A.namesB.facesC.figuresD.minds小题10:A.preparedB.prayedC.protectedD.preferred小题11:A.boardB.mirrorC.crossD.picture小题12:A.notingB.copyingC.writingD.drawing小题13:A.difficultB.differentC.distantD.direct小题14:A.datedB.writtenC.workedD.set小题15:A.makeB.moveC.matterD.mind小题16:A.pleasedB.puzzledC.knownD.worried小题17:A.coveredB.hookedC.hungD.displayed小题18:A.SoB.HoweverC.AndD.But小题19:A.viewB.sceneC.eyesD.vision小题20:A.mix upB.bring upC.mess upD.burn up 查看答案