题目

     Food between China and western countries are very different. We Chinese may spend half of our life time on making and eating food. First, Chinese people choose food very carefully. They often try to use fresh material to make food. For example, people who live near the sea often eat fresh fish. Second, Chinese have a lot of ideas and skills for cooking. We can cook a chicken in over ten ways. That’s why Chinese food is so popular in the world.      In western countries like England or America, people don’t have fresh food because they buy their food from supermarkets wh11.下列叙述不正确的是(  )A.C60能溶于二硫化碳中形成无色透明的溶液,可以用相似相溶原理解释B.向含有Fe2+的溶液中滴加无色的铁氰化钾溶液,可以观察到蓝色沉淀产生C.甲烷是空间正四面体结构,四个氢的相对位置完全等效,其任意取代物都不会产生同分异构现象D.电子云是处于一定空间运动状态的电子在原子核外空间的概率密度分布的形象化描述
英语 试题推荐