单项选择题 Frank put the mediocre in the top drawer to make sure it would notbe_______ to the kids.A. accessible B.ralative C. accepteble D. sensitive

多项选择题 下列属于非金属矿物材料的有（）。

单项选择题 According to statistics, a man is more than twice as likelyto die of skin cancer _________ a woman.A. than B.such C. so D. as