试题 试卷
题型：单选题 题类：常考题 难易度：容易
外研版英语（刘兆义主编）六年级上册Unit 2 Big cities课时练习
There is a {#blank#}1{#/blank#}in the {#blank#}2{#/blank#}.
试题篮
{#blank#}1{#/blank#}