题目

—_________? —He can draw.A. What does he do B. Where does he paintC. What can he do D. What does he paint 答案:【答案】C【解析】句意:------他会做什么?-----他会画画。考查情景交际。A. What does he do他干什么;B. Where does he paint他在哪里画画;C. What can he do他会做什么;D. What does he paint他画什么。根据回答“他会画画”可知问句是“他会做什么?” 根据句意可知选C。已知函数f(x)=(log2x-2)(log4x-12).(1)当x∈[2,4]时.求该函数的值域;(2)若f(x)≥mlog2x对于x∈[4,16]恒成立,求m的取值范围.
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