{#blank#}1{#/blank#} that dog．It may bite you．

——因为那天我生病了。

—Why didn't you{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}the basketball match?

—Because I was ill that day.

We play sports and {#blank#}1{#/blank#} {#blank#}2{#/blank#} on the playground.

Are there {#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} {#blank#}4{#/blank#} your school?

With the help of the Chinese people, a new and modern railway in Kenya {#blank#}1{#/blank#} {#blank#}2{#/blank#} several months ago.

The students have{#blank#}1{#/blank#} {#blank#}2{#/blank#}homework{#blank#}3{#/blank#} {#blank#}4{#/blank#}at school.