[国考1号15]第15套 高中2023届高考适应性考试理科数学答案
高二年级数学学科参考答案一、单项选择题1-8:BCAD DBCC2x-y-1=07.C将直线1整理得到(2x-y-1)m+(x+y-5)=0,于是x+y-5=0,解得x=2y=3,所以直线1恒过点C(2,3),因为点A...
高二年级数学学科参考答案一、单项选择题1-8:BCAD DBCC2x-y-1=07.C将直线1整理得到(2x-y-1)m+(x+y-5)=0,于是x+y-5=0,解得x=2y=3,所以直线1恒过点C(2,3),因为点A...
27.答案B命题透析推理判断题。思路点拨70岁的琼通过努力改变自我,告诉想改变自我的女性“to believe that it is possible'”,因此“世上无难事,只怕有心人”符合本...
18:47丙日附⊙8令÷o9l▣☐1所以sin0=n·B8-4-12581n1BTV16+1+12×/4+16+1229即直线PB与面BEF所成角的正弦值为。…12分22.(1)证明:由题知,在△DCE中,DE=7AD=2,DC=1,∠C...
14.How will the woman get there?C.By car.A.By bike.B.By bus.15.How often does the bus run?C.Every 40 minutes.A.Every 20 minutes.B Every 30 minutes.”十...
5.What are the speakers talking about?A.Writing a book.B.Holding a celebration.C.Buying a present.第二节(共15小题;每小题1.5分,满分22.5分)听下面5段...
cChina Science and Technology Museum is a national level museum.Its main educational form isexhibition (education.And there are some main exhibitions....
天一大联考2023一2024学年高中毕业班阶段性测试(二)数学·答案一、单项选择题:本题共8小题,每小题5分,共40分。1.答案A命题意图本题考查集合的表示与运算.解...