题目

根据句意及首字母提示补全单词。 (1) Look!The model planes are u the table. (2) — W are your parents?— They are in the living room. (3) Oh, Mary, your radio is o the sofa.It's not under the sofa. (4) — What's this in English?— Sorry, I don't k. (5) The white model p is Gina's. 答案:【1】under 【1】Where 【1】on 【1】know 【1】plane有一包固体混合物溶于水,发现有难溶物质存在,加入过量的稀硝酸后,仅有一部分沉淀消失.符合上述试验现象的固体混合物是(  )A.K2CO3Ba(NO3)2(NH4)2SO4B.NaSO4BaCl2KNO3C.BaCl2Mg(NO3)2NaOHD.AgNO3Cu(OH)2Zn(NO3)2
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