2.(2014•安顺中考)Lookthesetofkeysontheteacher'sdesk.areB.wereC.isD.was
2. (2014 •安顺中考) Look the set of keys ____ on the teacher's desk.
are B. were C. is D. was
选出有错误的选项,并改正+补全对话.()1.A:HeB:teachlessons.HeC:isD:a 2020-03-30 …
行政职业能力测验如果(5,7)=74,(4,6)=52,(3,5)=34,则(0,4)=()A.5 2020-04-07 …
1/1,-1/2,-2/1,1/3,2/2,1/3,-1/4,-2/3,-3/2,-4/1,1/5 2020-04-09 …
给出算式:3^2-2^2=(3+2)(3-2)=2+34^2-3^2=(4+3)(4-3)=3+4 2020-04-09 …
已知x+2/x=3+2/3的解为:x1=3,x2=2/3; 方程x+2/x=4+2/4的解为:x1 2020-05-13 …
指数的性质或对数的性质等如果log(x)(2√2)=3/4,则x=()它的分析是x^3/4=2√2 2020-05-13 …
在数字间填上加减乘除或括号,使算式成立.(1)4 4 4 4=2 (2)4 4 4 4=2在数字间 2020-05-16 …
帮我破解下这串数字什么意思9(2)4(3)6(2)2(1)4(3)3(1)4(3)9(1)6(3) 2020-05-17 …
在空间直角坐标系下,点A(2,3,-4)关于xoy面、O(0,0,0)、x轴的对称点分别为A:(2 2020-06-03 …
小明在计算3(4+1)(4∧2+1)时,把3写成4-1后,得3(4+1)(4^2+1)=(4-1)( 2020-11-07 …