题目

下图中A、B、C、D是四种粒子的结构示意图。    A             B            C              D请回答下列问题：⑵      图中A、B、C、D属于____种元素的粒子；⑵ A、B、C、D四种粒子中，不具备稳定结构的是___ __（填序号）；⑶      D中x＝______；⑷ A与C形成化合物的化学式是____ ____。阅读理解,判断对错。My name is Wang Hua. I have a new friend. Her name is Linlin. She lives in New York. Linlin is eleven years. She likes playing ping-pong. My hobby is playing ping-pong, too. She often goes to school by bus. Her mother is a doctor. She goes to work on foot. Her father is a teacher. He goes to work by car. Every evening Linlin does her homework. Her mother watches TV and her father reads newspapers. Linlin will come to China soon. She is in the UK now.（ ）1. Linlin is a Chinese girl.（ ）2. Linlin’s father is a doctor.（ ）3. Linlin’s father reads newspapers in the evening.（ ）4. Linlin’s mother goes to work by bus.（ ）5. Wang Hua likes playing ping-pong.