【单选题】I am __________ 160 meters high.
【简答题】8-1回答下列问题: (1)解释功、热量和内能三个概念以及它们之间的区别。 (2)能否说“一系统含有多少热量?”,或者说“一系统含有多少功?” (3)“气体内能是气体状态的单值函数”,“内能是系统状态的单值函数”,这些话怎样理解?这些论断是怎样知道的?
【单选题】A. The US National Hurricane Center said the hurricane would not affect the Azores Island. B. Waves up to 18 meters high and wind gusts up to 160 km/h might be experienced. C. The tropical storm named...
【简答题】阅读短文,然后根据短文内容选择最佳答案。 Cathy is 1.53 meters tall, but she is 160 pounds (磅). So she decides to lose weight from now on. She makes a plan for losing weight and puts it on the wall. Exercise 1. Run for 30...
【单选题】The lake is estimated to be 200,000 years old and is China's deepest fresh water lake , ( ) meters in one spot.