题目

根据对话内容，在空白处填入恰当的单词或短语，使对话完整、通顺。A: Dale, welcome to my room!B: Wow， room is nice and tidy．A: Thanks．B: Is this a(n) ?A: Yes, it is. This model plane is white. Look! Here is a yellow one．B: is that in your bookcase?A: It's a tape player. But it's not  .B: Is it your brother's?A: Yes.B: the radio? Is it your brother's, too?A: No, it's my radio． 答案：【1】your【2】model plane【3】What【4】mine【5】What/ How about

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