把正确对话的代表字母写在横线上。①Here you are, Grandma. {#blank#}1{#/blank#} A. They are in my bag.
②What do you need? {#blank#}2{#/blank#} B. I need some orange juice.
③Where are my rulers? {#blank#}3{#/blank#} C. Great!
④Let's have lunch, Sally. {#blank#}4{#/blank#} D. Thank you, Sally.