表1反映了英国农业人口的变化,导致这一变化的主要原因是
A. 海外殖民活动的影响 B. 工业化及城市化进程加快
C. 资产阶级革命爆发 D. 第一次世界大战的恶果
阅读下列材料,回答问题:
材料一1971年,美国通讯社说,“这是美国自联合国成立以来遭到的最惨重的失败”,
“美国政府人士感到吃惊”,“感到悲伤”。对此,美国政府极为恼火,却又无可奈何。
一摘编自《中华人民共和国史》
材料二中国“就座了属于她的席位”,“不仅填补了一个巨大的真空”,而且为联合国组织
“获得新的动力打开了道路”,“必将对联合匡有利,也对她自己有利”。
——法国代表在第26届联合国大会上的发言
材料三中国在联合国组织内为实现联合国亮章的宗旨、维护世界和平、加强各国友好合作、促进人类进步事业等方面作出了自己的不懈努力。
——摘编自《中华人民共和国史》
(1)材料一美国“最惨重的失败”指的是哪一历史事件?
(2)据材料一和材料二,概括这一事件的历史意义。
(3)结合材料三,用史实说明中国“作出了自己的不懈努力”。
Many people tend to bring electronic products when travelling, including me. Last year I just ruined my summer vacation by bringing 1 a modern convenience: the iPad. Instead of looking at nature, I checked my e-mail. Instead of reading great novels, I 2 to reading online newspapers each morning. And that was the problem: I was acting as if I were still in the office. My body was on vacation but my 3 wasn't.
So this year I made up my mind to try something 4 : getting away from the Internet. I knew it wouldn't be easy, since I’m not good at self-control. But I was 5 . I started by 6 the iPad to my wife. Then, a stroke of luck: The mobile phone 7 at our cabin was worse than in the past. I was trapped in a small circle and 8 to carry out my plan. 9 cut off from e-mail and my favorite newspaper websites, I had little way to 1 0 the world. I had no choice but to do what I had planned to do all along: read books.
With determination and the strong support of my wife, I succeeded in my vacation 1 1 against the Internet. I finally realized that it was I, of course, not the iPad, that led to the problem.
I knew I had 1 2 when we passed a Starbucks and my wife asked if I wanted to stop to use the Wi-Fi. "Don't need it," I said. 1 3 , as we return to work, a test begins: Can I 1 4 when I'm back at work? I had no 15 of giving up my iPad completely. But I hope to resist the temptation ( 诱惑 ) to use it every five minutes.
1 . A . about B . up C . along D . out
2 . A . stuck B . led C . donated D . contributed
3 . A . opinion B . identity C . mind D . image
4 . A . attractive B . effective C . magical D . different
5 . A . unusual B . shocked C . determined D . professional
6 . A . defining B . handing C . sending D . confirming
7 . A . quality B . download C . signal D . technology
8 . A . concerned B . reminded C . inspired D . forced
9 . A . Immediately B . Fortunately C . Largely D . Creatively
1 0 . A . give way to B . connect to C . adapt to D . turn to
1 1 . A . comparison B . struggle C . contrast D . protect
1 2 . A . won B . removed C . suffered D . recovered
1 3 . A . Somehow B . Anyway C . However D . Therefore
1 4 . A . function B . forgive C . escape D . continue
15 . A . guideline B . intention C . emotion D . measure
-It is said that 5G is coming. It will improve our life great!
- __________ amazing it is!
A. What an B. How a C. What D. How
如图,等腰三角形ABC的顶点A在原点,顶点B在x轴的正半轴上,顶点C在函数y=(x>0)的图象上运动,且AC=BC,则△ABC的面积大小变化情况是( )
A.一直不变 B.先增大后减小 C.先减小后增大 D.先增大后不变
“一诺千金”“君子一言,驷马难追”,这些成语告诉我们
①诚实守信是做人的基本准则 ②失信就要承担法律责任 ③一旦做出承诺,就应努力去实现 ④诚实守信是中华民族的传统美德
A.②③④ B.①②④ C.①③④ D.①②③
使用显微镜观察洋葱鳞片叶内表皮细胞装片时,下列操作与其结果 不匹配 的是( )
A .低倍镜换成高倍镜后,视野中看到的细胞数目增多
B .向右下方移动玻片时,可以将右下方的物像移至视野中央
C .换用大光圈、凹面镜观察时,可以使视野变亮
D .调节细准焦螺旋,可以使模糊的物像变得更加清晰
近期,国际新冠肺炎疫情防控形势不容乐观,特别是印度等一些国家疫情呈失控趋势。我国安徽六安、辽宁营口等地区也出现了本土新冠病毒感染传播病例,疫情防控仍然不能放松警惕。为此,我们青少年应该( )
①尽可能少开窗通风,空气中飘有病毒
②养成良好的生活习惯,勤洗手、多饮水、避免疲劳、保证睡眠
③尽量避免前往人群密集场所,在公共场所佩戴口罩,保持一米距离
④积极参加毕业前后的同学聚会,珍惜同学友情
A . ①② B . ①④ C . ②③ D . ③④
﹣Wear your mask before going out.
﹣____.( )
A.OK B.OK,I won't
C.Good luck D.With pleasure
年
月
日,为我国载人空间站工程研制的长征五号运较火箭在海南文昌首飞成功.运载火箭从地面
处发射、当火箭到达点
时,地面
处的雷达站测得
米,仰角为
. 3 秒后,火箭直线上升到达点
处,此时地面
处的雷达站测得
处的仰角为
.已知
两处相距
米,求火箭从
到
处的平均速度(结果精确到
米,参考数据:
)
板鞋竞速是一项在广西壮族自治区少数民族中较为盛行的民族传统体育项目。板鞋竞速是由多名运动员一起将脚套在同一双板鞋上,在田径场上进行的比赛,以在同等距离内所用的时间多少决定名次。板鞋竞速﹣﹣团队精神最可贵。我们所提倡的“团队精神”就是( )
①团队内部形成的上下一致、相互支持的精神
②队员之间没有矛盾、一团和气
③完全牺牲个人利益,一心只顾集体的精神
④团队内部密切合作、无私奉献的精神
A.①③ B.②③ C.①② D.①④
Tom wondered ________.
A . when does the accident happen B . when did the accident happen
C . when the accident happened D . when the accident will happen
空气中最多的气体是
A. O2 B. N2 C. CO2 D. H2O
根据经济发展水平的高低,通常可把世界上的国家划分为发达国家和发展中国家._______(判断对错)
将下列诗句填入横线处,最恰当的一项是( )
假如我是一只鸟
________________
________________
________________
________________
________________
——然后我死了
连羽毛也腐烂在土地里面
①这永远汹涌着我们的悲愤的河流
②和那来自林间的无比温柔的黎明
③这无止息地吹刮着的激怒的风
④这被暴风雨所打击着的土地
⑤我也应该用嘶哑的喉咙歌唱
A . ⑤③④①② B . ②⑤④①③ C . ⑤④①③② D . ②③④①⑤