在近代中国社会的诸多矛盾中,最主要的矛盾是()
A.帝国主义与中 * * 的矛盾
B.封建主义与人民大众的矛盾
C.反动统治阶级内部的矛盾
D.资产阶级与无产阶级的矛盾
参考答案:A
The teacher had a _______ look when he found that none of his students had finished his homework.
A.shocking
B.shocked
C.bored
D.boring
聚合物溶解的必要条件()
A.吉布斯自由能变化小于零
B.吉布斯自由能变化大于零
C.吉布斯自由能变化等于零
D.以上都不正确