首頁
題庫
成語大全
造句
名詞解釋
經典語錄
名人語錄
1.Thereisa的精選
當前位置 /
首頁
/
1.Thereisa的精選
/
列表
1.Thereisa
2020-07-10
問題詳情:1.Thereisa________(明顯)improvementinyourspokenEnglish.2.Scientistsareworkingtofinda________(方法)ofstoringthistypeofpower.3.He________(決定)thatheshouldbecomeadoctor.4.Howlongcanthepresentbusines...
計算:(1-)(1-)(1-)……(1-)(1-).
2020-11-23
問題詳情:計算:(1-)(1-)(1-)……(1-)(1-).【回答】原式=(1-)(1+)(1-)(1+)(1-)(1+)……(1-)(1+)(1-)(1+)=×××……××=×=.知識點:乘法公式題型:計算題...
(22+1)(24+1)(28+1)(216+1)+1= .
2020-09-06
問題詳情:(22+1)(24+1)(28+1)(216+1)+1=.【回答】232.【考點】平方差公式.【專題】計算題.【分析】原式乘以(2﹣1)後,利用平方差公式依次計算,合併即可得到結果.【解答】解:原式=(2﹣1)(2+1)(22+1)(24+1)(28+1)(216+1)+1=(22﹣1)(22+1)(24+1)(28+1)(216+1)+1=(24﹣1)(24+1)(2...
計算:(1﹣)×(1﹣)×(1﹣)×(1﹣)×…×(1﹣)×(1﹣)
2020-01-18
問題詳情:計算:(1﹣)×(1﹣)×(1﹣)×(1﹣)×…×(1﹣)×(1﹣)【回答】解:原式=××××…××=.知識點:有理數的乘除法題型:解答題...
Thereisa
2020-01-15
問題詳情:Thereisa___island.Onittherearemanywildbeautifulflowers.A.lonelyB.alongC./D.alone【回答】A知識點:副詞題型:選擇題...
AtBeaverMeadowsRanchonRedFeatherLakes,Colorado,thereisa...
2019-08-20
問題詳情:AtBeaverMeadowsRanchonRedFeatherLakes,Colorado,thereisalonglistofoutdoorwinteractivitiesfortheentirefamily.Takeawintervacationthere.IceFishingFor$10aday,visitorscantrytheirhandaticefishing.Ice...
句型轉換。1.Therearetwoapplesinthebasket.(對畫線部分提問)2.Thereisa...
2021-06-26
問題詳情:句型轉換。1.Therearetwoapplesinthebasket.(對畫線部分提問)2.Thereisalittlemilkinthebottleonthedesk.(對畫線部分提問)3.Iboughtsomethingelse.(對畫線部分提問)4.Whydon’tyougowithus?(改爲同義句)5.Thereis...
閱讀理解。 OnmorningMrsPetersaidtoherhusband,“Jack,thereisa...
2021-08-07
問題詳情:閱讀理解。OnmorningMrsPetersaidtoherhusband,“Jack,thereisameetingofourladiesclub(俱樂部)atMrs.Green’shouseatlunchtimetoday,andIwanttogotoit.I’llhaveyousomefoodforyourlunch.Isthatallright?”...
觀察下列各式:(x﹣1)÷(x﹣1)=1(x2﹣1)÷(x﹣1)=x+1;(x3﹣1)÷(x﹣1)=x2+x+...
2019-02-28
問題詳情:觀察下列各式:(x﹣1)÷(x﹣1)=1(x2﹣1)÷(x﹣1)=x+1;(x3﹣1)÷(x﹣1)=x2+x+1(x4﹣1)÷(x﹣1)=x3+x2+x+1(1)根據上面各式的規律可得(xn+1﹣1)÷(x﹣1)= ;(2)求22019+22018+22017+……+2+1的值.【回答】解:(1)根據上面各式的規律,可得:(xn+1﹣1)÷(x﹣1)=xn+xn﹣1+…+x+1. (2)∵(xn+1﹣1...
.閱讀材料,回答問題.(1+)×(1-)=×=1;(1+)×(1+)×(1-)×(1-)=×××=(×)×(×...
2019-08-12
問題詳情:.閱讀材料,回答問題.(1+)×(1-)=×=1;(1+)×(1+)×(1-)×(1-)=×××=(×)×(×)=1×1=1.根據以上信息,計算:(1+)×(1+)×(1+)×…×(1+)×(1-)×(1-)×(1-)×…×(1-).【回答】解:(1+)×(1+)×(1+)×…×(1+)×(1-)×(1-)×(1-)×…×(1-)=×××...
InfrontoftheenormousShibuyatrainstationinTokyo,thereisa...
2019-02-13
問題詳情:InfrontoftheenormousShibuyatrainstationinTokyo,thereisalife-sizebronzestatue(雕像)ofadog.Eventhoughthestatueisverysmallwhencomparedtothehugeneonsignsflashing,itisn’tdifficulttofind.Ithasbeenu...
.計算(﹣1)1+(﹣1)2+…+(﹣1)2000= . ...
2020-04-01
問題詳情:.計算(﹣1)1+(﹣1)2+…+(﹣1)2000=. ...
AfterTomhadhisarmbrokenyesterday,thereisa(n)
2019-06-14
問題詳情: AfterTomhadhisarmbrokenyesterday,thereisa(n)______chancethathewilltakepartinthetennismatchtomorrow. A.slim B.fierce C.obvious ...
計算: +()﹣1﹣(+1)(﹣1)
2020-10-01
問題詳情:計算: +()﹣1﹣(+1)(﹣1)【回答】【考點】二次根式的混合運算;負整數指數冪.【專題】計算題.【分析】原式第一項化爲最簡二次根式,第二項利用負指數公式化簡,第三項利用平方差公式化簡,合併後即可得到結果.【解答】解: +()﹣1﹣(+1)(﹣1)=2+4...
(+1)(-1)-+()-1;
2019-05-07
問題詳情: (+1)(-1)-+()-1;【回答】解:原式=3-1-4+2=0.知識點:二次根式的乘除題型:計算題...
若(x-1)0=1則 ( ) A.x≥1 B.x≤1 C.x≠1 ...
2021-08-15
問題詳情:若(x-1)0=1則 ( ) A.x≥1 B.x≤1 C.x≠1 D.x≠0【回答】C知識點:分式的運算題型:選擇題...
Thereisa(an)
2022-04-16
問題詳情:Thereisa(an) ____ thatmoregraduateschooseteachingastheirpermanentcareers.A.direction B.attraction C.tendency D.attempt 【回答】A知識點:名詞題型:選擇題...
Thereisa
2019-05-22
問題詳情: Thereisa______nearhere.Youcangetsomemoneythere..A.bank B.supermarket C.library D.bookstore【回答】A知識點:名詞題型:選擇題...
根據(x﹣1)(x+1)=x2﹣1,(x﹣1)(x2+x+1)=x3﹣1,(x﹣1)(x3+x2+x+1)=x...
2019-08-24
問題詳情:根據(x﹣1)(x+1)=x2﹣1,(x﹣1)(x2+x+1)=x3﹣1,(x﹣1)(x3+x2+x+1)=x4﹣1,…的規律,則可以得出22017+22016+22015+…+23+22+2+1的結果可以表示爲 .【回答】22018﹣1.【解答】解:22017+22016+22015+…+23+22+2+1=(2﹣1)(22017+22016+22015+…+23+22+...
(x-1)-(1-x)+(x+1)=3x-1.()
2020-09-06
問題詳情: (x-1)-(1-x)+(x+1)=3x-1.()【回答】∨知識點:整式的加減題型:填空題...
Nowadays,thereisa
2020-01-09
問題詳情: Nowadays,thereisa_______increaseinchildren’screativity,fortheyaregreatlyencouragedtodeveloptheirtalents.A.sharp B.slight ...
Thereisa cuponthetable.A.nicenewbigplastic ...
2020-08-26
問題詳情:Thereisa cuponthetable.A.nicenewbigplastic B.newplasticbignice C.nicebignewplastic D.newniceplasticbig 【回答】C知識點:...
單項選擇;根據語境或句意,選擇可填入句子的最佳選項。Thereisa
2021-02-10
問題詳情:單項選擇;根據語境或句意,選擇可填入句子的最佳選項。Thereisa______inmyneighborhoodandIoftengotheretoseetigers. A.zoo B.bank C.school【回答】A知識點:名詞題型:選擇題...
根據句意及所給中文提示、英文解釋或首字母,寫出句中所缺單詞,每空限填一詞。1.Thereisa (*)an...
2020-08-29
問題詳情:根據句意及所給中文提示、英文解釋或首字母,寫出句中所缺單詞,每空限填一詞。1.Thereisa (*)andsomepensonWangJun’sdesk.2.Driversshoulddrivemoreslowlyon (有雨的)days.3.AudreyHepburnisa ...
先觀察:1﹣=×,1﹣=×,1﹣=×,…(1)探究規律填空:1﹣= × ;(2)計算:(1﹣)•(1﹣)•...
2019-11-05
問題詳情:先觀察:1﹣=×,1﹣=×,1﹣=×,…(1)探究規律填空:1﹣=×;(2)計算:(1﹣)•(1﹣)•(1﹣)…(1﹣)【回答】【考點】有理數的混合運算.【分析】(1)利用平方差公式變形即可得到結果;(2)原式利用平方差公式化簡,計算即可得到結果.【解答】解:(1)原式=×;(2)原式=(1﹣)(1+)(1﹣)(1+...
欄目導航
首頁
題庫
成語大全
造句
名詞解釋
經典語錄
名人語錄