早教吧作业答案频道 -->英语-->
ISheisgoingtobeanactress.(用anengineer改为选择疑问句)
题目详情
IShe is going to be an actress.(用an engineer改为选择疑问句)
▼优质解答
答案和解析
Is she going to be an actress or an engineer?
看了 ISheisgoingtob...的网友还看了以下:
设A为n阶矩阵,证明:R(A+I)+R(A-I)>=n已知R(A)=R(kA),k≠0;R(A+B 2020-05-14 …
复数z=log以2为底的3次方—(a+1/a-1)×i(a∈R)在复平面内对应的点P位于第几象限? 2020-08-01 …
关于复数的一个问题若复数1-2i/a+i(a∈R,i为虚数单位)是纯虚数,则实数a的值为 2020-08-01 …
若复数a+3i1+i(a∈R,i是虚数单位)是纯虚数,则实数a的值为()A.-6B.3C.-3D. 2020-08-01 …
已知复数Z(小一,在右下角)=23i,z(小二,在右下角)-i,(a∈R)(1)若z(小一)·z( 2020-08-02 …
已知z1、z2为复数,z1=3a+5+(10−a2)i、z2=21−a+(2a−5)i(a∈R), 2020-08-02 …
已知复数z=a^2-7a+6/(a^2-1)+(a^2-5a-6)i(a∈R),试求实数a分别取 2020-10-30 …
若复数Z1=1+2ai,Z2=a-i,a∈R,A={Z丨丨Z-Z1丨<√2}B={Z丨丨Z-Z2丨≤ 2020-10-31 …
设Z1=1+2ai,Z2=a-i(a∈R),已知A={Z丨丨Z-Z1丨≤1},B={Z丨丨Z-Z2丨 2020-11-01 …
1已知x,y是共轭复数,且(x-y)^2+xyi=26+4i,求|x|2设复数z满足1-z/1+z= 2020-11-03 …