两个实体需要遵守且可以接受的约定和法则的集合称为协议。
A. 对
B. 错
地球科学的研究对象是什么?
A. 地球表层系统
B. 岩石圈
C. 地球
D. 人与自然
Choose the expression that best explains the underlined word in each sentence.The diligence of Chinese people comes from love, love for their families and love for the nation.
A. the quality of not wasting money or things
B. constantand earnest effort
These are just some of the reasons why I find the film compelling.
A. mysterious
B. attractive