阅读辛弃疾《水龙吟·登建康赏心亭》,回答下列问题。 楚天千里清秋,水随天去秋无际。遥岑远目,献愁供恨,玉簪螺髻。落日楼头,断鸿声里,江南游子。把吴钩看了,栏杆拍遍,无人会,登临意。 休说鲈鱼堪脍
姜氏何厌之有?(《郑伯克段于鄢》)厌:
Wemustbegintestingthisinstrument,nomatter______difficultitis.
我们所做的可以让世界更美丽。
下列微分方程中,为一阶线性方程的是 ( )
《谏逐客书》是李斯的作品,这里的“书”是______。
通过搜集和分析某人过去和现在有关方面的资料,以推知其行为原因的方法是______
设平面π经过点A(2,0,0),B(0,3,0),C(0,0,5),求经过点P(1,2,1)且与平面π垂直的直线方程.
TCP/IP协议把Internet网络系统描述成具有四层功能的网络模型
Manyrecentcollegegraduatescan'tfindajobandstudentsarefearfulabouttheirfuture.Two-thirdsofChinesegraduatessaytheywanttoworkeitherinthegovernmentorstate-ownedfirms,whichareseenasrecession-proof,ratherthanattheprivatecompaniesthathavepoweredChina'sremarkableeconomicclimb,surveysindicate.Fewcollegestudentstoday,accordingtothesurveys,arereadytoleavethesafeshoresofgovernmentworkandjumpintotheseatojoinstartupsorgointobusiness.
Smokingdoesgreatharmtohumananditsgravityshouldnotbeunderestimated.Smokingpollutesair,damageshealth,andincreasestheincidenceoflungcancer.Toarousetheawarenessabouttheprevalenceoftobaccoinallthecountriesandtopreventsmoking-induceddiseasesanddeaths,theWHOhasdefinedMay31stineveryyearasWorldNo-TobaccoDay.Thetobaccoaddictssaythatsmokingisimpossibletoquitbecausetheycoulddowithoutmealsinadaybutwouldfeeltorturedwithouttobaccointwohours.However,whenonerealizesthatsmokingisharmfulinmanywaysbutbeneficialinnowayandthatitisacursetoothersaswellastohimself,hewillbedeterminedtoresistthetemptationoftobacco.Toquitsmokingrequirespersistenceandsolongasonepersists,he'11berewarded.
将函数f(x)=展成x的幂级数,并指明收敛区间.
计算
备得太尉遗事。 备:
点头微笑、轻扶肩头表示赞赏;摇头皱眉,轻摇手掌表示否定;挥拳抿嘴表示鼓劲,这表明情绪具有______功能。
在教学工作中,通过“定向——示范——参与性练习——自主练习——迁移”的教学模式属于______
下列四组函数字f(χ)与g(χ)表示同一函数的是 ( )
Excel中被合并的单元格______
在Windows中,能弹出对话框的操作是______
