【题目】将正确选项的英文字母填在横线上。
①Here you are. A. He's my grandfather.
②Who is he? B Thank you.
③Give me a ruler, please. C Here you are.
【答案】B;A;C
【解析】

【题目】将正确选项的英文字母填在横线上。
①Here you are. A. He's my grandfather.
②Who is he? B Thank you.
③Give me a ruler, please. C Here you are.
【答案】B;A;C
【解析】