()3.Cheerup!Nothingis.Youstillhaveachance.A.unluckyB.impossibleC.unhealthyD.incorrect
() 3. Cheer up!Nothing is . You still have a chance.
A. unlucky B. impossible C. unhealthy D. incorrect
It’sforustofinishsuchadifficultproject.WehavetA.a 2020-04-25 …
S=(1+1/1*2+(2+1/2*3)+(3+1/3*4)+...+(20+1/20*21)S= 2020-04-27 …
就几题,1.计算(x^2+5x+7)/(x+2)-(x^2+7x+11)/(x+3)2.(b^3/ 2020-04-27 …
1*2+2*3=1*(2*3)/3+3*(2*3)/3=2*3*4/31*2+2*3+3*4=2* 2020-05-13 …
上面写不下,我写在下面填符号1.(1)1/2(）0.4()3/10()0.1=1(2)1/2()0 2020-05-13 …
观察下列等式：1^3=1^2,1^3+2^3=3^2,1^3+2^3+3^3=6^2,1^3+2^ 2020-05-15 …
几道中考题!（1）wheredidyougoforyourwintervacation?myfmi 2020-06-10 …
Hehasreadmanybooksonhistory,soit’sforhimtoanswert 2020-06-14 …
interemakesit什么forustosendinformationteachotherin 2020-07-26 …
()3.Cheerup!Nothingis.Youstillhaveachance.A.unluck 2020-11-01 …