题目

根据短文内容补全下列对话。A: Excuse me.【1】.B: Go straight along this road. Then turn left and you will see the zoo.A: 【2】?B: No, it isn't. It's close by.A: Thank you.B: 【3】.A: Good bye!B:【4】. 答案：【答案】【1】 Where is the zoo? 【2】 Is it far away. 【3】 You are welcome. 【4】 Bye. 【解析】【1】略【2】略【3】略【4】略兔的下列特点中，与食草有密切关系的是 ①牙齿分化为门齿和臼齿  ②体腔内有膈  ③消化管长，盲肠特别发达  ④胎生、哺乳 A．①②            B．③④         C．①③            D．②④