You have to {#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} the classroom to close the door.

It's necessary to divide the waste into different kinds before we {#blank#}1{#/blank#}it{#blank#}2{#/blank#}.

{#blank#}1{#/blank#} {#blank#}2{#/blank#} that report, some old people like playing computer games, too.

It also {#blank#}1{#/blank#} governments and social groups {#blank#}2{#/blank#} {#blank#}3{#/blank#} {#blank#}4{#/blank#} ways to improve toilets in the future.

{#blank#}1{#/blank#} necessary for us {#blank#}2{#/blank#} {#blank#}3{#/blank#} {#blank#}4{#/blank#} you are safe.

{#blank#}1{#/blank#} in Jinhua in summer, Anne?