当给的知识精选

电动自行车常用的铅蓄电池是一种可充电的化学电源,当给它充电时是   能转化成了      能;太空飞船所用的*...
问题详情:电动自行车常用的铅蓄电池是一种可充电的化学电源,当给它充电时是   能转化成了      能;太空飞船所用的*燃料电池是一种将         的装置(填能量形式转化)。【回答】电能化学能化学能转为...
如图所示,一个质量为m=4kg的物体放在水平地面上,当给物体加一个水平恒力F1=32N时,恰好可以匀速滑动 (...
问题详情:如图所示,一个质量为m=4kg的物体放在水平地面上,当给物体加一个水平恒力F1=32N时,恰好可以匀速滑动 (取g=10m/s2,已知cos37°=0.8,sin37°=0.6),求:(1)物体与水平面间的滑动摩擦因数µ(2)若把原来的水平力改成与水平面成θ=...
如图,水平地面上有斜面b,b上有一小物块a;当给a施加一个沿斜面向下的力F1时,a沿斜面下滑,此时b受地面摩擦...
问题详情:如图,水平地面上有斜面b,b上有一小物块a;当给a施加一个沿斜面向下的力F1时,a沿斜面下滑,此时b受地面摩擦力为零.在物块下滑过程中,再给物块施加一竖直向下的作用力F2,在物块继续下滑过程中,斜面保存静止.则(  )    ...
如图所示,在螺线管的上方有一个可自由转动的小磁针,当给螺线管通电时,小磁针会在图示位置静止,请在图中画出线圈的...
问题详情:如图所示,在螺线管的上方有一个可自由转动的小磁针,当给螺线管通电时,小磁针会在图示位置静止,请在图中画出线圈的绕线方法.【回答】解:小磁针静止时N极所指示的方向﹣﹣向左,为该点磁场的方向.在磁体外部,磁感线从N极指向...
如图*所示,线圈A、B紧靠在一起,当给线圈A通以如图乙所示的电流(规定由a进入b流出为电流正方向)时,则电压表...
问题详情:如图*所示,线圈A、B紧靠在一起,当给线圈A通以如图乙所示的电流(规定由a进入b流出为电流正方向)时,则电压表的示数变化情况(规定电流由c进入电压表为正方向)应为下列图中的(     )【回答】D知识点:电磁感应单元测试...
《当我嫁给了处女座》经典语录
经典语录“要说人生有什么后悔的事,就是后悔当初没有更努力一点儿,这样就能在我最好的年华遇见你。不过还好,我们注定要相逢,就早晚会相逢。我们错过了曾经的青春,我就给你一个新的青春。”我想,他不是世界上最好的男人,但在...
用所给词的适当形式填空。1.Thisisn’tLucy’sbag.Sheleft
问题详情:用所给词的适当形式填空。1.Thisisn’tLucy’sbag.Sheleft_________(her)atschool.2.Ihope_________(visit)theGreatWalloneday.3.NotonlyIbutalsohe_________(like)swimming.4.There_____________(be)afootb...
用所给词的适当形式填空。1.Thiswatchisnot
问题详情:用所给词的适当形式填空。1.Thiswatchisnot_______(your).2.Theseare_______(Mary)photos.3._______(I)penisthere.Hersisintheclassroom.4.Heismybrother._______(he)nameisJack.5.Thankyoufor_______(help)me.【...
用所给词适当形式填空1.Theteacher’soffice
问题详情:用所给词适当形式填空teacher’soffice________(be)verysmalltwoyearsago.n’smothernevermakeshim________(do)whathedoesn’tlike.wouldbefine________(travel)inChina.motherisa________(library)._______...
用所给词的适当形式填空1.Thefire
问题详情:用所给词的适当形式填空1.Thefire_____________(spread)veryquickly.Whenthefiremenwentthere,thehousehadbeencoveredwithfire.2.Ispentten_____________(pound)onthebook.3.Youraresofatthatyoushouldn’te...
用所给词的适当形式填空。1.I
问题详情:用所给词的适当形式填空。1.I_____________(make)alotoffriendssinceIcametothisschool.2.ThestudentsinClass1arehavinga___________(discuss)abouthowtohelppeopleinneed.3.It’s_____________(possible)fo...
用所给词的适当形式填空。1.Ithinkswimmingisnotas
问题详情:用所给词的适当形式填空。1.Ithinkswimmingisnotas_______________(interest)ashiking.2.Imovedintoanewschoollastweek.Itisa___________(mix)school.3.Weallgotoffthecoach______________(quick)whenwegott...
用所给词适当形式填空1.Don’tlettheboy
问题详情:用所给词适当形式填空1.Don’tlettheboy________(go)alone.Hemayget__________(lose)2.Thefilmis_________(enjoy). Weall_________(enjoy)ourselveslastnight.3.Hesaidhewas_________(true)sorryaboutit.4....
用所给词的适当形式填空1.
问题详情:用所给词的适当形式填空1._____(be)youastudent?2.Let’s_____(guess)whatthatis.3.Lookattheboy._____(he)ismyfriend._____(he)nameisJack.4.That_____(isnot)Lily.SheisLucy.5.—What_____(be)thegirl’sn...
用所给词的适当形式填空。1.Helikesmusic.Hewantstobea
问题详情:用所给词的适当形式填空。1.Helikesmusic.Hewantstobea________(music).2.Afterhegetsupinthemorning,hetakesashowerandbrusheshis________(tooth).3.He________(exercise)everymorning.4.It’soneofour____...
用所给词的适当形式填空1.He
问题详情:用所给词的适当形式填空1.He_________(go)toschoolbybuseveryday.2.LiHuahada_________ (quickly)breakfastandthenwenttowork.3.Hewouldlove_________(have)acupoftea.4.Why_________(not)yougotothewalltomorr...
.给下列加粗的字注音溃(   )退     歼(   )灭      当(   )真      锐不可当(  ...
问题详情:.给下列加粗的字注音溃(   )退     歼(   )灭      当(   )真      锐不可当(   )荻(   )港    纤(   )维      芜(   )湖     要塞(   )殷(   )      督( ...
用所给词的适当形式填空1.Ayear
问题详情:用所给词的适当形式填空1.Ayear__________(divide)into12starsigns.2.Thefirst__________(clone)sheepwasnamedDolly.3.Stop__________(argue)aboutit.Let’sbefriendsagain.4.The         (relax)m...
用所给词的适当形式填空1.Arethe
问题详情:用所给词的适当形式填空1.Arethe________(card)inyourdesk?2.Some________(pencil)areinmypencilbox.3.Youcanseetwo________(library)inourschool.4.Mydogislost.Imust________(find)it.5.Ifoundsome________(bas...
用所给词的适当形式填空1.Idon’tbelieveshetoldusthe
问题详情:用所给词的适当形式填空1.Idon’tbelieveshetoldusthe__________.(true)deskmatelooked_____________,forhefailedintheEnglishtest.(happy)oldladylooked____________atme.(angry)governmentisdoingsomethin...
用所给词的适当形式填空。1.Hecameintotheroomand
问题详情:用所给词的适当形式填空。cameintotheroomand______(shut)thedoor.2.Whathesaidmademevery_____(angrily).skirtis_____(expensive).I’lltakeit. is______(intelligent),TomorJill?5.Ithinkthispieceofmusi...
用所给词适当形式填空。1.Pleasepayattentionto
问题详情:用所给词适当形式填空。sepayattentionto______(listen)totheteacherinclass.onlyhaveasmallroom_____(live)in.3.Whenheheardthecrying,heranoutoftheroom           (quick).4.Itisagoodway  ...
用所给词的适当形式填空1.Shewantstogetherhair
问题详情:用所给词的适当形式填空1.Shewantstogetherhair________(cut)inthebarbershop.2.Ibrokemyglassesyesterday.Ihavetogetthem________(repair)beforemyclassbegins.3.Food________(safe)issoimportantthattheyhave...
用所给词的适当形式填空1.Moreandmorepeoplebegintorealizethe
问题详情:用所给词的适当形式填空1.Moreandmorepeoplebegintorealizethe_______________(important)ofthefoodsafety.2.Wehaven’tmadethe___(decide)aboutwheretogoonvacation.3.The________(dead)ofthelittlegirlmadehe...
给下列加粗的字注音溃(   )退     歼(   )灭      当(   )真      锐不可当(   ...
问题详情:给下列加粗的字注音溃(   )退     歼(   )灭      当(   )真      锐不可当(   )荻(   )港    纤(   )维      芜(   )湖     要塞(   )殷(   )      督(  ...
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