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题型:单选题 题类:常考题 难易度:容易
The government has {#blank#}1{#/blank#} {#blank#}2{#/blank#} its air force.
You can{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} {#blank#}4{#/blank#}with your name and telephone number.
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