下列哪种性质与盐酸麻黄碱相符
A.呈酸碱两性B.不具有光学异构体C.在酸性或碱性条件下均易水解D.易溶于水E.在空气中放置可被氧化,颜色逐渐变黄至深棕色
参考答案:D
Now Robert, a football fan in our class, ____ rome of his daily allowance given by his parents in order to buy a new football.
A.is giving away
B.is throwing away
C.is putting away
D.is taking away
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