题目

用be动词的适当形式补全对话A: Hello! I Tina. What your name?B: Hi! My name Billy.A: Nice to meet you.B: Nice to meet you, too.A: How you today?B: Fine, thanks.A: What your phone number?B: It 720-6549. 答案：【1】am【2】is【3】is【4】are【5】is【6】is孔雀开屏属于（　　）A．求偶B．交配C．孵卵D．育雏