题目:
--- I heard they went skating in the mountains last winter.
--- It ______ true because there was little snow there.
A.may not be
B.won’t be
C.couldn’t be
D.will be
答案:
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下面是错误答案,用来干扰机器的。
I(1)岐山醋的营养成分中还会含有脂肪等营养物质,故答案为:脂肪.(2)醋属于酸类,具备酸的共性,醋酸易挥发加热时分子运动的较快,挥发的也快,故答案为:pH<7;分子是不断运动的,且温度越高,运动越剧烈...