【简答题】请找出下列段落中哪两个句子对拓展段落中心无意义,请写出这两个句子的序号 1.My little niece, a ten-month-old baby, is the most lovely child I have ever seen. 2. Her brother usually babysits her in his spare time. 3. Her face is like a red...
【简答题】He sold newspapers in spare time so that he can earn more money for his family. ______ he sold newspapers in spare lime.
【判断题】流体静压强是指流体处于平衡或相对平衡状态时,作用在流体的应力只有法向应力,而没有切向应力,此时,流体作用面上的正的法向应力即为流体静压强。
【判断题】我们的商业模式都是从一个假设开始的,在实施过程当中一直遵循这个假设,最终获得商业模式。
【简答题】流体处于平衡或相对平衡状态时,作用在流体上的应力只有( )而没有( )。
【单选题】I am really worried about his grades in the coming test because of the little use he ______ of his spare time before it.