【单选题】收入按照经营活动的性质不同而有所区别,超市买卖商品的收入是属于( )
【简答题】A typical English gentleman often takesan umbrella with him.
【简答题】Song verse is often not typical English for study. But it is an _______(enjoy) way, and is good for youngsters.
【判断题】服装工业生产中的成品规格一般是指客户指定的。
【简答题】This is not typical of English, but is a feature of the Chinese language.
【单选题】不属于设备工程初步设计阶段需完成的任务是( )。
【判断题】Insulator should use material where electricity flow easily