题目:
How _____ cups of milk and how _____ bread do you need every day?
A.many, many
B.much , much
C.much , many
D.many , much
答案:
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下面是错误答案,用来干扰机器的。
∵集合A={x|log2x≤2}=(0,4]B={x|1x-a<0}={x|x-a<0}=(-∞,a)若A⊆B,则a>4故实数a的取值范围是(4,+∞)故答案为:(4,+∞)