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1.Thereisa

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...
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...

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  ...
 (x-1)-(1-x)+(x+1)=3x-1.(­)­

 (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...
若(x-1)0=1則  (  ) A.x≥1          B.x≤1         C.x≠1    ...

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...
InfrontoftheenormousShibuyatrainstationinTokyo,thereisa...

InfrontoftheenormousShibuyatrainstationinTokyo,thereisa...

2019-02-13
問題詳情:InfrontoftheenormousShibuyatrainstationinTokyo,thereisalife-sizebronzestatue(雕像)ofadog.Eventhoughthestatueisverysmallwhencomparedtothehugeneonsignsflashing,itisn’tdifficulttofind.Ithasbeenu...
Thereisa(an) 

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...
根據(x﹣1)(x+1)=x2﹣1,(x﹣1)(x2+x+1)=x3﹣1,(x﹣1)(x3+x2+x+1)=x...

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+...
 (+1)(-1)-+()-1;

 (+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...
.計算(﹣1)1+(﹣1)2+…+(﹣1)2000=  .                          ...

.計算(﹣1)1+(﹣1)2+…+(﹣1)2000=  .                          ...

2020-04-01
問題詳情:.計算(﹣1)1+(﹣1)2+…+(﹣1)2000=.                                                                                      ...
先觀察:1﹣=×,1﹣=×,1﹣=×,…(1)探究規律填空:1﹣=  ×  ;(2)計算:(1﹣)•(1﹣)•...

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+...
 AfterTomhadhisarmbrokenyesterday,thereisa(n)

 AfterTomhadhisarmbrokenyesterday,thereisa(n)

2019-06-14
問題詳情: AfterTomhadhisarmbrokenyesterday,thereisa(n)______chancethathewilltakepartinthetennismatchtomorrow. A.slim               B.fierce          C.obvious        ...
閱讀理解。  OnmorningMrsPetersaidtoherhusband,“Jack,thereisa...

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?”...
 Thereisa

 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...
Thereisa

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...
Thereisa      cuponthetable.A.nicenewbigplastic        ...

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:...
計算:(1﹣)×(1﹣)×(1﹣)×(1﹣)×…×(1﹣)×(1﹣)

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...
單項選擇;根據語境或句意,選擇可填入句子的最佳選項。Thereisa

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...
.閱讀材料,回答問題.(1+)×(1-)=×=1;(1+)×(1+)×(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.根據以上資訊,計算:(1+)×(1+)×(1+)×…×(1+)×(1-)×(1-)×(1-)×…×(1-).【回答】解:(1+)×(1+)×(1+)×…×(1+)×(1-)×(1-)×(1-)×…×(1-)=×××...
觀察下列各式:(x﹣1)÷(x﹣1)=1(x2﹣1)÷(x﹣1)=x+1;(x3﹣1)÷(x﹣1)=x2+x+...

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...
計算:(1-)(1-)(1-)……(1-)(1-).

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=  .

(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...
句型轉換。1.Therearetwoapplesinthebasket.(對畫線部分提問)2.Thereisa...

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...
 Nowadays,thereisa

 Nowadays,thereisa

2020-01-09
問題詳情: Nowadays,thereisa_______increaseinchildren’screativity,fortheyaregreatlyencouragedtodeveloptheirtalents.A.sharp                         B.slight          ...
計算: +()﹣1﹣(+1)(﹣1)

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...
AtBeaverMeadowsRanchonRedFeatherLakes,Colorado,thereisa...

AtBeaverMeadowsRanchonRedFeatherLakes,Colorado,thereisa...

2019-08-20
問題詳情:AtBeaverMeadowsRanchonRedFeatherLakes,Colorado,thereisalonglistofoutdoorwinteractivitiesfortheentirefamily.Takeawintervacationthere.IceFishingFor$10aday,visitorscantrytheirhandaticefishing.Ice...