题目

下列有机物中，与烧碱溶液、新制Cu(OH)2悬浊液、Na2CO3溶液、苯酚钠溶液都能反应的是( ) A . 葡萄糖 B . 麦芽糖 C . 乙酸 D . 淀粉 答案：C选择正确的答案。 Some cats are black. Some cats are white. Some cats are black and white. But no cats are green. I have a mother cat. She has three sons(儿子) and two daughters（女儿）. The mother cat loves her sons and daughters and they love their mother very much. And she looks after（照顾）them. They like playing in the garden.【1】Cats________ green. ( )A. are B. are not C. have【2】I have_____________ cats. ( )A. four B. five C. six【3】The sons and the daughters love______ very much. ( )A. the mother cat B. my mother C. me【4】The cats like playing ______________ . ( )A. in the park B. in the house C. in the garden【5】Who looks after the sons and the daughters? ( )A. I . B. The mother cat C. No one.