2023-09-13 18:17:13

cos C=-cos(A+B)=sin Asin B-cos Acos B=3 sin2A-v(1-sin2A)(1-3sin2A)>0,解得sinA日则gsnA写3…10分18.【解题分析】1)：当n≥2时，a,=S。一S1S。一S1=2S2S%.(S。-...

2023-10-02 19:31:44

1,答案D毫州市普通高中2021一2022学年第一学期高三年级期末质置检测会适新本超寺在华电拉于在赠妈中定动，青主青生的拉理能力尔立用数学处里物里问的他力：®路线...

2023-11-01 07:42:49

A.①②B.①③C.②④D.③④24.冬虫夏草有“软黄金”之誉。我国虫草资源已陷入“越少越贵、，越贵越挖、越挖越少”的恶性循环，一些人通过囤货、炒作、造假等手段牟取暴利。这...

2023-11-01 08:00:41

20.解：(1)设A1为“从甲盒取出2个红球”；A2为“从甲盒取出2个白球”；A?为“从甲盒取出1个白球1个红球”；B为“从乙盒取出2个红球”.则事件A1,A2,A3两两互斥，且P(A1)十...

2023-11-01 18:13:14

巴蜀中学2023届高芳适应性月芳卷（六）思想政治参考答案一、选择题（本大题共16小题，每小题3分，共48分）题号34578910111213141516答案ADBC CA0D【解析】1.材料...

2023-11-01 22:51:37

第一部分自然地理037考点16构造地貌的形成与5.图中地区):育众多“叠瓦状”洪积扇（下图），下层洪积扇体面积(1)描述图中阶地T3的形成过程。A.甲地是良好的储水构造...

2023-11-03 10:53:04

足的商品：阿拉伯商人的积极推动：宋代政府对海外贸易的重视；依据所学知识推导出宋代航海技术进步，为海外贸易提供了技术支持。第二小问“看法”：根据材料一“宋...

2023-11-03 16:47:24

全国100所名校最新高考模纵示花卷意模如示范卷、势理解正确的是①道路优势立足世界形势，展现实现国家富强、民族振兴、人民幸福的璀璨景象考试②理论优势回答时代...

2023-11-04 12:44:27

顺义区2022届高三第二次统练英语试卷1.本试卷总分100分，考试时长90分钟。考生2.本试卷共10页，共三部分。须3.考生务必在答题卡指定区域作答，在试卷上作答无效...

2023-11-08 12:58:34

11■11■41.D考查副词。我一直很喜欢阅读，在听到有些人对阅读“书呆子似的”这种负面评价之前，对这个爱好从无他想。故选D。42.C考查名词。passion指强烈的热爱，什...

2023-11-10 09:58:17

home toChocolnteleased and feel they have to defend themselves or their parent.sometimes in a violent way.park,alsoWhen they receive in the mail a boo...

2023-11-13 21:54:39

stronger social bonds and have more social interactions than female chimps.Researchers found that wild chimpanzees share a similar patter."They intera...

2023-11-14 01:48:53

were indeed more kind people in the world.She said,"Thank you very much!"with a big smile,and hurried to heroffice with great expectation.She knew she...

2023-11-14 04:38:17

很多土地被闲置(idle)。31.C【解析】推理判断题。根据最后一段可知，Zook担心天气还会不如人意，这将会影响大豆的收成。32~35 CDBDD篇：本文是说明文。为了解决...

2023-11-14 04:54:57

第二部分阅读理解（共两节，满分40分）第一节（供5小愿：每小题2分，满分30分）圆读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项，AART COURSESDi...

2023-11-19 02:41:17

21.Where is this text probably taken from?25.What most probably made Moliere leave Paris?A.A news report.B.A travel brochure.A.His financial problem.C...

2023-11-21 00:11:25

教学全国100所名校高三AB测试示范卷记全国@@所名校高三AB测试示范卷·英语听力二维码第四套必修第二册Units1~2(A卷)(40分钟100分)配微信扫码考情分析▣▣高考对接点...

2023-11-21 16:15:05

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2023-11-21 18:51:21

family that enabled her to go through this difficult time.She wanted to sincerely say:I love you my family.【解析】【导语】本文以人物为线索展开，讲述...

2023-11-23 13:45:22

39.D根据空后“Just work more movement into your day.”可知，D项“你不必参加马拉松比赛”符合。40.B根据空后“Simply said,we are better together..Steps to bui...

2023-11-24 07:15:02

《双语学习报》2023一2024学年高考版·新教材广东专版第7期测试题参考答案及部分解析第7期测试题参考答案1-5 BDCDC6-10 DABAA11-15 DDADB16-20 ABCGE21-25 BDBAC2...

2023-11-30 17:56:59

【答案】 One possible version: Dear Mr Smith, I'm Li Hua,a student in a high school.I'm interested in the job you advertised on the Internet and I thi...

2023-12-02 11:02:52

9.What did the woman do last night? A.She prepared for a meeting. B.She attended a meeting. C.She went to bed early. 10.What does the man ask the woma...

2023-12-03 08:44:54

There wasn't air conditioning so houses were often built where the breeze would 21 across the porch and there was a 22 that protected porch sitters fr...

2023-12-03 12:03:01

loads.Select "Book+E-Book"and you would also like to down- load a digital version of this book. E-Book (USD $15.39) '“Contents'”,“Getting Started”and“...

2023-12-03 13:03:03

48.D 我们就是那种经常寻找细节来拉近彼此距离的人。 49.B 根据上文的who often search for可知答案。 50.A 这种特性很可能是为了适应新环境而产生的。 51.C 根...

2023-12-03 22:47:20

听第7段材料，回答第8至10题。 8.What does the man advise the woman to do? A.Save up for the car. B.Go to another car dealer. C.Ask someone to check the...

2023-12-04 08:05:00

(Text 3) M:Julia,I heard you've got a new job in New York.Congratula- tions!Will you still work as a nurse there? W:Thanks.My new job is teaching Chin...

2024-03-05 08:40:27

显不相同。C。“梨树模武”很大程度上保护了黑十地的地表环境，所以东北一带的动物和微生物不会面临生存危机。D.文章对“梨树模式”的四类种植模式进行了全面介绍，...

2024-08-27 19:41:25

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