What's this?   It's a grapefruit .

What's that?   It's a coconut.

    Cathy is thirteen years old. She is gong to study in a n{#blank#}1{#/blank#}school near her home. There are five g{#blank#}2{#/blank#}in the school, and in each grade, there are four classes. There are two computer r{#blank#}3{#/blank#}and three language labs. The pupils take their computer lessons in the computer rooms and h{#blank#}4{#/blank#}video lessons in the language labs. The p{#blank#}5{#/blank#}is very big. The s{#blank#}6{#/blank#}can play ball games there after school.