题目

听下面一段独白，回答以下小题。【1】In which hall can people buy vegetables?A.Hall 1. B.Hall 2. C.Hall 3.【2】When does the hot breakfast end?A.At 8 am. B.At 9： 30 am. C.At 11 ：30 am.【3】What can people buy in the biggest hall?A.Seafood. B.Pizza. C.Cakes.【4】Where is the children's playroom?A.On the left side of Hall 1.B.In the special Italian shop.C.Next to the telephones in Hall 3.用3、1、5、0组成一个最小的四位数是3150. （ ）