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题型：单选题 题类：真题 难易度：容易
{#blank#}1{#/blank#} {#blank#}2{#/blank#}these tourists last week?
—It's brown.
—On the blackboard.
{#blank#}1{#/blank#} five and two?
—I'm OK, thanks.
—It's a good job to help people keep healthy.
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