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题型:单选题 题类:模拟题 难易度:普通
—No,he _______.
The picture of a black hole{#blank#}1{#/blank#} {#blank#}2{#/blank#}to the world by the scientists on April 10.
After {#blank#}1{#/blank#}the bottle {#blank#}2{#/blank#} water,they were {#blank#}3{#/blank#}what they saw.
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