问题
选择题
沪昆高铁建设对高安市的经济发展和城市建设有着重要意义,其铁轨所用的钢铁属于
A.金属材料
B.复合材料
C.合成材料
D.无机非金属材料
答案
答案:A
钢的类别应从其成分入手,钢属于铁的合金,由于金属材料是指金属或合金(以金属元素为主构成的具有金属特性的材料),所以钢应属金属材料.
故选A
沪昆高铁建设对高安市的经济发展和城市建设有着重要意义,其铁轨所用的钢铁属于
A.金属材料
B.复合材料
C.合成材料
D.无机非金属材料
答案:A
钢的类别应从其成分入手,钢属于铁的合金,由于金属材料是指金属或合金(以金属元素为主构成的具有金属特性的材料),所以钢应属金属材料.
故选A
完形填空 |
It was her giggling that drew my attention.Note taking really wasn't all that funny. Walking over to the offender, I asked for the__1__.Frozen, she refused to give it to me.I waited, all attention in the classroom on the quiet__2__between teacher and student.When she finally__3__it over she whispered, "Okay, but I didn't draw it." It was a handdrawn__4__of me, teeth blackened and the words "I'm stupid" coming out of my mouth. I managed to fold it up calmly.My mind,__5__, was working angrily as I struggled not to__6__.I figured I knew the two most likely candidates for drawing the picture.It would do them some__7__to teach them a lesson, and maybe it was high time that I did it! Thankfully, I was able to keep myself__8__. When there were about six minutes remaining, I showed the class the picture.They were all silent as I told them how__9__this was for me.I told them there must be a reason__10__and now was their chance to write down anything they needed to tell me.Then I let them write silently while I sniffed in the back of the classroom. As I__11__the notes later, many of them said something like, "I've got nothing against you," or "I'm sorry you were hurt." Some kids said, "We're__12__of you." But two notes, from the girls who I__13__ were behind the picture, had a list of issues.I was too__14__, too strict… Reading those notes, I realized that over the course of this year, instead of__15_my students, I had begun commanding them to__16__.Where I thought I was driving them to success I was__17__driving them away. I had some apologizing to do.But the next day in the classroom, one boy and one girl each handed me a card.The one__18__by all the boys expressed sincere regret for the ugly joke.The one from the girls asked for__19__. This was a lesson for both the kids and me.Forgiveness does not change the past, but it does enlarge the__20__. |
( )1.A.note ( )2.A.battle ( )3.A.took ( )4.A.statue ( )5.A.otherwise ( )6.A.leave ( )7.A.good ( )8.A.amused ( )9.A.meaningful ( )10.A.aside ( )11.A.wrote ( )12.A.proud ( )13.A.figured ( )14.A.talkative ( )15.A.forcing ( )16.A.appreciate ( )17.A.actually ( )18.A.decorated ? ( )19.A.thankfulness ( )20.A.friendship | B.advice B.competition B.thought B.graph B.however B.cry B.harm B.controlled B.forgetful B.above B.finished B.fond B.promised B.mean B.encouraging B.apologize B.normally B.offered B.forgiveness B.education | C.reason C.argument C.turned C.picture C.therefore C.explain C.favor C.uninterested C.regretful C.beneath C.read C.afraid C.concluded C.clumsy C.comforting C.compromise C.immediately C.signed C.compensation C.knowledge | D.help D.conversation D.handed D.poster D.besides D.argue D.punishment D.relaxed D.hurtful D.behind D.collected D.ashamed D.confirmed D.considerate D.teaching D.achieve D.generally D.bought D.communication D.future |