题目

2020年6月28日上午11:28分长沙地铁3号线正式开通运营。长沙地铁3号线一期工程线路全长36.4km,连接了岳麓区、天心区、雨花区、芙蓉区、开福区和长沙县。根据初期测试,3号线单程总时长在一个小时二十分钟左右,运营速度最高80km/h,以下说法正确的是( ) A . 2020年6月28日上午11:28分指的是时间 B . 估算地铁从起点到终点的时间,可以把地铁看成质点 C . 地铁3号线运营平均速度为80km/h D . 36.4km指的是位移听下面一段较长对话,回答以下小题。【1】Why does the woman think she knows the man?A. She has seen a movie with him.B. She has seen him somewhere in her opinion.C. She used to exercise together with him.【2】How does the man most likely feel?A. Confused. B. Nervous. C. Frightened.【3】What is the last place that the woman mentions?A. A movie theater. B. A coffee shop. C. A fitness center.
物理 试题推荐