【单选题】Today is very cold. Tomorrow will be much _____. [ ]
【单选题】“Today is very cold, isn’t it?” “Yes, the river is____ .”
【单选题】Today is very cold, isn'tit?Yes, the river is___
【简答题】环氧树脂用作黏合剂,平均的对分子质量一般在_____________,固化前为_____________,固化后为_____________。
【单选题】“Today is very cold, isn’t it?” “Yes, the river is _____ over.”
【单选题】Today is very cold. I____wear my T-shirt.
【单选题】Today is very cold. I____wear my T-shirt.