下列关于 ER模型的叙述中,哪一条是错误的?
C
暂无解析
It'sseventhirty.I_________gotoschool.
设A为3阶方阵,且|A|=3,则|3A-1|=______________.
We________intheneighborhood.
I'msorryI'veforgottentopostyourletter.
—Nevermind._____postitmyself.
Weneedfriendsto________,orwewillfeellonely.