I {#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} {#blank#}4{#/blank#} during the visit to the Great Wall last winter

The story of Lei Haiwei, the winner of The Poetry Conference(诗词大会), again proved that it's necessary not to {#blank#}1{#/blank#}.

France {#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}its wine.

They {#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} to protect the environment already.