单项选择题 Which statements about ‘non-use of force’ is NOT correct? A、Prohibition of the resort to war is a valid principle of international law. B、States shall resolve their disputes peacefully. C、Resort to force in self-defense also constitute a commonly recognized principle of international law. D、It is only binding on states who are members of the UN.

问答题 According to the time table, the train for Beijing [填空(1)] ( leave) at 9:10 p.m. from Monday to Friday.

多项选择题 幼儿游戏观察的内容包括（） A. 游戏的环境 B. 幼儿 C. 游戏中的教师表现 D. 别选我，我不是答案