题目

A: Hello, welcome to Uncle Bao’s Noddle House.【1】?B: Yes, I’d like to order some food.A: OK.【2】B: I want a bowl of mutton noodles with a fried egg.A: All right. What size do you want?B: A large bowl, please.A: Would you like some drinks?B: Yes,【3】?.A: A large bowl of mutton noodles with a fried egg and a bottle of coke. That’ 11 be 25 yuan. 【4】B: I’ll pay by WeChat.A: Well, it’s fine. Wait a moment, please.B: OK. Thank you.A:【5】?.一只小船在静水中的速度为4m/s，要横渡宽度为30m，水流速度为3m/s的河流，下列说法正确的是（　　）A．此船不可能渡过此河B．此船可能垂直到达正对岸C．此船过河的最短时间为6sD．此船的合速度为6m/s