小明自制了一支密度计,将其分别放入盛有液体密度为ρ甲和ρ乙的甲、乙两个容器中,静

题型:填空题

问题:

小明自制了一支密度计,将其分别放入盛有液体密度为ρ和ρ的甲、乙两个容器中,静止时,如图所示,从观察到的现象可以判断:ρ           ρ;若该密度计排开液体的质量分别为m、m,则m        m (该题两空均选填“<”“=”或“>”)。

考点:浮力产生的原因
题型:填空题

维生素K

A.苯巴比妥
B.安定
C.吗啡
D.苯妥英钠
E.氯丙嗪

题型:填空题

在句中横线上依次填入词语,恰当的一组是 。 ①他 不决地伫立着,缓缓地环顾四周的房屋和院中的景物。 ②他们学习了《中国教育改革和发展纲要》,决心统筹安排,因地制宜, 推进农村教育综合改革。 ③为了躲避敌人搜捕,他 成一个阔太太,打扮得珠光宝气。

A.犹豫 逐步 化装

B.迟疑 逐渐 化妆

C.迟疑 逐渐 化装

D.犹豫 逐步 化妆

题型:填空题

In order not to let the others hear what he said, he ________ the news to me.  [ ]

A. shouted

B. told

C. whispered

D. said

题型:填空题
完形填空(共20小题;每小题1。5分,满分30分)
阅读下面短文,掌握其大意,然后从36—55各题所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡上将该项涂黑。
When I was a teenager, my dad did everything he could do to advise me against becoming a brewer (造酒人). He’d   36  his life brewing beer for local breweries only to make a living, 37   had his father and grandfather before him. He didn’t want me   38  near a vat (酿酒用的桶) of beer. So I did as he asked. I got good   39 , went to Harvard and in 1971 was accepted into a graduate program there that   40  me to study law and business at the same time.
In my second year of graduate school, I began to realize that I’d   41  done anything but go to school. So, at 24 I decided to drop out.   42 , my parents didn’t think this was a great idea. But I felt strongly that you can’t   43  till you’re 65 to do what you want in life.
I packed my stuff into a bus and headed for Colorado to become an instructor at Outward Bound. Three years later, I was ready to go back to   44 . I finished Harvard and got a highly-paid job at the Boston Consulting Group Still, after working there five years, I   45 ,  “Is this what I want to be doing when I’m 50?”  At that time, Americans spent good money on beer in   46   quality. Why not make good beer for   47 ? I thought.
I decided to give up my job to become   48 . When I told Dad, he was   49 , but in the end he   50  me. I called my beer Samuel Adams,   51  the brewer and patriot (爱国者) who helped to start the Boston Tea Party.   52  I sold the beer direct to beer drinkers to get  the   53  out. Six weeks later, at the Great American Beer Festival, Sam Adams Boston Lager (淡啤酒) won the top prize for American beer. In the end I was destined (注定) to be a brewer. My   54  to the young is simple: Life is very   55 , so don’t rush to make decisions. Life doesn’t let you plan.
小题1:
A.costB.spentC.takenD.paid
小题2:
A.likeB.as ifC.soD.nor
小题3:
A.anywhere、B.anywayC.anyhowD.somewhere
小题4:
A.habitsB.teachersC.gradesD.work
小题5:
A.promisedB.convincedC.advisedD.allowed
小题6:
A.neverB.everC.alwaysD.hardly
小题7:
A.FortunatelyB.ObviouslyC.PossiblyD.Surprisingly
小题8:
A.assureB.declineC.denyD.wait
小题9:
A.schoolB.ColoradoC.my homeD.my decision
小题10:
A.thrilledB.stressedC.wonderedD.sneezed
小题11:
A.cheapB.expensiveC.lowD.high
小题12:
A.EnglishmenB.EuropeansC.the worldD.Americans
小题13:
A.a lawyerB.a brewerC.an instructorD.an engineer
小题14:
A.astonishedB.satisfiedC.interestedD.anxious
小题15:
A.hatedB.supportedC.raisedD.left
小题16:
A.forB.atC.inD.after
小题17:
A.ThereforeB.OtherwiseC.AlsoD.Yet
小题18:
A.priceB.nameC.companyD.party
小题19:
A.adviceB.lifeC.jobD.experience
小题20:
A.hardB.busyC.shortD.long
题型:填空题

绝对压力—大气压力=(),大气压力—绝对压力=()

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