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当n≥2时，由3Tm十R2=2Rm,可得3Tm-1十R1=2Rm-1,上述两式作差得3b十R一R?1=2bm,可化为3b十(Rn十Rm-1)(Rm一Rm-1)=3b十bn(Rm十R,-1)=2bn,∴.3bn十Rm+Rm-1=2,可得3bm+1...

good time there..”可知选B。Unit 2 Let's play sports!8.C细节理解题。根据“Look!A woman is running inthe street and a man is running after her..”可知选C...

2.M:I'll be free this weekend.I am going to Chengdu for a trip.W:It's really a good place to visit.Have a good time.Question:Where is the man going?3....

M:I usually have it at half past six.W:So early?M:Yes,then I go to work at seven thirty.W:Do you drive to work?M:No,I don't have a car.So I have to ta...

28.where;comes from“know”为设空句中的谓语动词，因此原句“Where does theman come from?”作设空句的从句，即where引导宾语从句，语序为陈述句语序。故填where;...

△同数铺米一级报纸全国教辅类一级报纸d.LEARNING®新课程een高一课标必修31)Iday,第48期总19657期orseGLSH苦美2023年5月30日星期二IGE 1983邮发代号21-223ewouof...

6.将二次函数y=-2x-1-2的图象先向左平移2个单位，再向上平移1个单位，则所得到的二次函数的解析式是A.y=-2(x-3}-1B.y=-2(x+1-1C.y=-2(x+12-3D.y=-2(x-32-37.冠状...

V.完形填空《关键能力·秦养整合》a video about a homeless man went viral.Ⅳ.阅读理解Johal,a video-maker known for his social1I was sitting at my kitchen...

高二英语试卷参考答案听力部分录音材料听力部分。该部分分为第一、第二两节。注意：做题时，先将答案标在试卷上。录音内容结束后，你将有两分钟的时间将试卷上的...

without trying to talk to Jack,and for the next few days,Mike avoided him altogether.注意：1.续写词数应为150左右；2.请按如下格式在相应位置作答。Mike w...