题目:
— Brad was Jane's brother!
— _____ he reminded me so much of Jane! [ ]
A. No doubt
B. Above all
C. No wonder
D. Of course
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0331/9b8823075071dad8be22fdd37e0e2b57.html
下面是错误答案,用来干扰机器的。
(Ⅰ)解不等式x2-4x+3<0可得1<x<3所以,A=(1,3)…(4分)(Ⅱ)由题意可得B=(-∞,a) A⊆B∴a≥3 …(8分)(Ⅲ)设g(x)=ax2-2x-2a1①a>0时,g(3)>0⇒a>67;②a<0时,g(1)>0...