C 8.C 9.D 10.C 11.C 12.B 13.B 14.A 15.B 16.D 能力拓展 查看更多

 

题目列表(包括答案和解析)

There was a boy who was sent by his parents to a boarding school (寄宿学校).   36   being sent away, this boy was the   37   student in his class. He was at the top in every   38   always with high marks.
But the boy changed after   39   home and attending the boarding school. His grades started   40  . He hated being in a   41  . He was lonely all the time. And there were especially dark times when he   42   committing suicide (自杀). All of this was because he felt   43   and no one loved him.
His parents started   44   about the boy. But they even did not know what was   45   with him. So his dad decided to travel to the boarding school and   46   him.
They sat on the bank of the lake near the school. The father started asking him some casual questions about his classes, teachers and   47  . After some time his dad said, “Do you know, son, why I am here today?”
The boy answered back, “To   48   my grades?”
“No, no,” his dad replied. “I am here to tell you that you are the most   49   person for me. I want to see you   50  . I don’t care about grades. I care about you. I care about your happiness. YOU ARE MY LIFE.”
These words   51   the boy’s eyes to be filled with tears. He   52   his dad. They didn’t say anything to each other for a long time.
Now the boy had   53   he wanted. He knew there was someone on this earth who cared for him deeply. He   54   the world to someone. And today this young man is in college at the top of his class and no one has ever seen him   55  !
【小题1】
A.AfterB.BeforeC.WhenD.While
【小题2】
A.hardestB.naughtiestC.brightestD.dullest
【小题3】
A.examB.activityC.gameD.class
【小题4】
A.comingB.returningC.leavingD.reaching
【小题5】
A.risingB.increasingC.reducingD.dropping
【小题6】
A.groupB.termC.company D.party
【小题7】
A.led toB.felt likeC.thought backD.looked for
【小题8】
A.worthless B.carelessC.concernedD.annoyed
【小题9】
A.caringB.turningC.worryingD.speaking
【小题10】
A.crazyB.trueC.possibleD.wrong
【小题11】
A.talk withB.listen toC.tell toD.care about
【小题12】
A.familyB.friendsC.studyD.grades
【小题13】
A.realizeB.analyzeC.checkD.test
【小题14】
A.outstandingB.importantC.famousD.familiar
【小题15】
A.happyB.excellentC.interestedD.satisfied
【小题16】
A.causedB.wantedC.encouragedD.forced
【小题17】
A.answeredB.ignoredC.hatedD.hugged
【小题18】
A.nothingB.somethingC.everythingD.anything
【小题19】
A.showedB.meant C.intendedD.expressed
【小题20】
A.sadB.angryC.pleasantD.joyful

查看答案和解析>>

“观察水的沸腾”实验中,某个实验小组得到下列的记录表格:
时间/min 6 7 8 9 10 11 12 13 14
温度/℃ 95 96 97 98 98 98 95 98 98
(1)某同学检查记录数据后发现,在某一次记录中有明显的错误,这个错误是(
C
C

A.第6min时,记录的温度明显偏低
B.第11min时,记录的温度明显偏高
C.第12min时,记录的温度明显偏低
D.第13min时,记录的温度明显偏高
(2)从记录数据可得到的实验结论是:
①水沸腾时的温度为
98℃
98℃

②水沸腾时要
热,但温度保持
不变
不变

查看答案和解析>>

“观察水的沸腾”实验中,某个实验小组得到下列的记录表格:
时间/min 6 7 8 9 10 11 12 13 14
温度/℃ 95 96 97 98 98 98 95 98 98
(1)某同学检查记录数据后发现,在某一次记录中有明显的错误,这个错误是(______)
A.第6min时,记录的温度明显偏低
B.第11min时,记录的温度明显偏高
C.第12min时,记录的温度明显偏低
D.第13min时,记录的温度明显偏高
(2)从记录数据可得到的实验结论是:
①水沸腾时的温度为______;
②水沸腾时要______热,但温度保持______.

查看答案和解析>>

如图1是“观察水的沸腾”的实验装置图.
(1)安装该实验装置时,应该先固定A、B两铁圈中的
B
B
铁圈,用酒精灯的
焰加热.
(2)在实验过程中气泡的大小也是变化的,其中图2中的图
b
b
是水沸腾前的情况.
(3)小明同学在利用如图1所示的装置做实验时,发现从开始给水加热到水开始沸腾所用的时间过长,请你帮助他找出可能存在的原因(只要写一种即可).
减小水的质量
减小水的质量

(4)在“观察水的沸腾”的实验中,第5实验小组记录了如下的实验数据:
时间/min 6 7 8 9 10 11 12 13 14 15
温度/℃ 95 96 97 98 98 98 95 98 98 98
(a)从记录数据看出,某一次观察记录中明显错误的是第
12
12
min时的数据;
(b)此时水沸腾的温度为
98
98
℃;此时外界气压
不是
不是
(选填“是”或“不是”)
标准大气压.
(c)在水沸腾过程中要
吸热
吸热
(选填“吸热”或“放热”).
(d)如图3是小组同学作出的水的沸腾图象,其中正确的是
D
D

查看答案和解析>>

在“观察水的沸腾”的实验中,某个实验小组得到下列的实验记录表格:
时间(分) ---6 7 8 9 10 11 12 13 14 15
温度(℃) ---95 96 97 98 98 95 98 98 98 98
(1)从记录数据看,在某一观察记录中有明显错误的是
C
C

A.第6分钟时记录的温度偏低   B.第15分钟时记录的温度偏高
C.第11分钟时记录的温度偏低  D.第12分钟时记录的温度偏高
(2)从记录的数据可得出的实验结论是:此时此地水的沸点为
98
98
℃.
(3)停止加热后,水将
不能
不能
(选填”能”或”不能”)继续沸腾.

查看答案和解析>>


同步练习册答案