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题型：单选题 题类：模拟题 难易度：普通
—I'll devote as much time as I can some voluntary work.
I {#blank#}1{#/blank#} {#blank#}2{#/blank#} with my friends.
It isn't{#blank#}1{#/blank#} to shop{#blank#}2{#/blank#}.
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