题目

Read and write(将下列对话填写完整): A: Good morning. B: Good _________. A: What’s _________ name? B: My name is Jill. A: What’s your student _________? B: Fourteen. A: _________ is he?B: He’s my _________. A: _________ he dance? B: Yes, he can. 答案:【答案】morning your number Who deskmate Can 【解析】略(兰州,2006)小明测得某食盐溶液中含有氯元素的质量分数为2.19%,则该盐水中所含的溶质质量分数为 [  ] A.0.71% B.1.42% C.2.18% D.3.61%
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