【单选题】—What do you think of the football match yesterday? --Well, it’s surprising. The strongest team of our school __________ .
【简答题】下列化合物中能形成分子内氢键的有哪些?1.对硝基苯酚 2.邻硝基苯酚 3.邻甲基苯酚 4.邻氟苯酚
【判断题】选择序列不是采用“起-保-停”的方法进行顺序功能图转换为梯形图。
【单选题】The American economy has become the strongest in the world mainly because of ______
A.
the spectacular scientific and technological advances
C.
learning from other cultures
D.
the industrial revolution
【判断题】燃气管道螺纹连接时密封可用聚四氟乙烯胶带或用白灰漆密封,也可用麻丝密封 ( )
【单选题】The heart contains the body's strongest muscle.