有關Be的精選知識
知識的精華會讓學習更簡單容易,熱門的Be鑑賞列表是專門提供Be的相關精彩內容的地方,這裡的Be相關內容,小編都精心編輯,精選優質Be的相關知識,分享一些Be方面的精華知識。
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在下列四個核反應方程中,符號“X”表示中子的是( ) A.A+n→Mg+X B.Na→Mg+X C.Be...
問題詳情:在下列四個核反應方程中,符號“X”表示中子的是( ) A.A+n→Mg+X B.Na→Mg+X C.Be+He→C+X D.U→Np+X【回答】考點:裂變反應和聚變反應.專題:衰變和半衰期專題.分析:根據電荷數守恆、質量數守恆確定x的電荷數...
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下列元素的第一電離能最大的是( )A.Be B.C C....
問題詳情:下列元素的第一電離能最大的是( )A.Be B.C C.N D.O【回答】【*】C【解析】非金屬*越強,第一電離能越大,氧元素的非金屬*最強,...
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下列哪項最可能不屬於配子( )A.Rr B.DE C.Ab D.Be
問題詳情:下列哪項最可能不屬於配子()A.Rr B.DE C.Ab D.Be【回答】解:A、R和r是一對等位基因,等位基因在減數第一次*後期隨著同源染*體的分開而分離,一般不會出現在同一個配子中,A正確;B、D和E是非等位基因,可能...
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如圖,Rt△ACB沿直角邊BC所在直線向右平移到Rt△DEF的位置,則下列結論中,錯誤的是( )A.BE=E...
問題詳情:如圖,Rt△ACB沿直角邊BC所在直線向右平移到Rt△DEF的位置,則下列結論中,錯誤的是()A.BE=EC B.BC=EF C.AC=DF D.Rt△ABC≌Rt△DEF【回答】 A知識點:全等三角形題型:選擇題...
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下列元素中,電負*最大的是( )A.Cs B.O C.Be D.P
問題詳情:下列元素中,電負*最大的是()A.Cs B.O C.Be D.P【回答】B知識點:原子結構題型:選擇題...
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下列哪項最可能不屬於配子( )A.Rr B.DE C.Ab D.Be
問題詳情:下列哪項最可能不屬於配子( )A.Rr B.DE C.Ab D.Be【回答】A知識點:減數*和受精作用題型:選擇題...
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選擇下列詞彙完成下面的對話,其中一項為多餘選項。A.disagree B.from C.be...
問題詳情:選擇下列詞彙完成下面的對話,其中一項為多餘選項。A.disagree B.from C.becauseof D.addition E.agree F.opinion G.who M:Haveyouboughtthings 1...
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“be supposed to be”造句,怎麼用be supposed to be造句
Iwasallthatthemosthardened,unthinking,wickedcreatureamongourcommonsailorscanbesupposedtobe.Thedilutedpotentialordinarysharesissuedinthecurrentperiodshallbesupposedtobeconvertedonthedateofissuance.Ther...
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“be”造句,怎麼用be造句
Beyourself;beauthentic,bebold,beloving,bebeautiful.Whenyoucannotbegracious,bepolite.I'llbetheredirectly.Mother:Don'tbematerialistic.ShouldIbehappy?Thatwouldbedisrespectful.Youshouldbehappy.Whatibetr...
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Iwaslivingalifeinmyscreenandhardlynoticedwhat61(be)ar...
問題詳情: Iwaslivingalifeinmyscreenandhardlynoticedwhat61(be)aroundme.Iwasalwayscheckingthetimeandthinkingoffuture62(plan).Mythoughtwas:“Who’sgoingtotextmenow?WhatwillIdonext?”Mybedtimeroutinewasusu...
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—HappyTeachers’Day!Herearesomeflowersforyou. — be...
問題詳情:—HappyTeachers’Day!Herearesomeflowersforyou. — beautifulflowerstheyare!Thankyou!A.How B.Howa C.What D.Whata【回答】C ...
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如圖,∠A=∠E,AC⊥BE,AB=EF,BE=10,CF=4,則AC= .
問題詳情:如圖,∠A=∠E,AC⊥BE,AB=EF,BE=10,CF=4,則AC=.【回答】6.【考點】全等三角形的判定與*質.【分析】由AAS*△ABC≌△EFC,得出對應邊相等AC=EC,BC=CF=4,求出EC,即可得出AC的長.【解答】解:∵AC⊥BE,∴∠ACB=∠ECF=90°,在△ABC和...
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“be different”造句,怎麼用be different造句
Daretobedifferent.Bewillingtobedifferent.Theoriginofdifferentspectralstarsmustbedifferent.Ticketpriceswillbedifferentpricesindifferenttime.Thethreetasksmaybedifferentindifferentversions,Howcanthetwowi...
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“be there or be square”造句,怎麼用be there or be square造句
Meetmeintheusualplacetomorrowmorning,bethereorbesquare.There'sahugepartyonFridaynight;bethereorbesquare....
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1.(be)ofgoodvalue
問題詳情:1.(be)ofgoodvalue_____________________.2.bedeterminedtodo…__________________.3.giveupsmoking______________________.4.betiredof___________________________.5.giveaway___________________________...
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“To be, or not to be”造句,怎麼用To be, or not to be造句
1、Tobe,ornottobe–thatisthequestion.2、Contextanddiscourse:Newexplicationof"Tobe,ornottobe...;3、Hamlet:Tobe,ornottobe:thatisthequestion:Wether'tisnoblerinthemindtosuffer,Theslingsandarrowsofoutrag...
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Whyissettinggoalsimportant?Becausegoalscanhelpyoudo,be,...
問題詳情:Whyissettinggoalsimportant?Becausegoalscanhelpyoudo,be,andexperienceeverythingyouwantinlife.Insteadofjustlettinglifehappentoyou,goalsallowyourselfto 1 yourlifehappen.Successfulandhappype...
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______youafraidof_______lateforschool? A.Do;be ...
問題詳情:______youafraidof_______lateforschool? A.Do;be B.Are;be C.Do;being D.Are;being 【回答】D 知識點:動詞時態題型:選擇題...
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—Tomisreallycareless! —Be
問題詳情:—Tomisreallycareless! —Be______.He’sa3-year-oldkidafterall.A.secret B.active C.patient D.careful【回答】C知識點:相似相近詞比較題型:選擇題...
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_______usedto_______apostofficenearmyhouse.A.There;be ...
問題詳情:_______usedto_______apostofficenearmyhouse.A.There;be BThere;have C.It;be D.There;having【回答】A知識點:簡單句題型:選擇題...
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Be —youcan’texpectmetofinishallthisworkinsolittletime...
問題詳情:Be—youcan’texpectmetofinishallthisworkinsolittletime.A.reasonable B.confidentC.creative ...
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There will be
問題詳情:There will be _______ pollution in the future in the world. r 【回答】A知識點:形容詞比較級題型:選擇題...
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ThecapitaloftheUnitedStates61. (be)calledWashingto...
問題詳情: ThecapitaloftheUnitedStates61. (be)calledWashington,D.C.Itwasnamed Washingtoninhonorof62._____firstpresidentoftheUnitedStates,GeorgeWashington.D.C.standsfor"DistrictofColumbia".I...
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isimportant carefulwithfire.A.That;be ...
問題詳情: isimportant carefulwithfire.A.That;be B.It;to C.It;tobe D.That;tobe【回答】C 這裡考查動詞不定式作主語,用it作...
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—I’mafraidoftakingbittermedicine. —Don’tbeafraid!Be
問題詳情: —I’mafraidoftakingbittermedicine. —Don’tbeafraid!Be________. A.careful ...