Exploratory investigations reveal that Alaska is capable (to produce) 45 to 55 percent of (its own requirements) of agricultural

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问题 Exploratory investigations reveal that Alaska is capable (to produce) 45 to 55 percent of (its own requirements) of agricultural products, (instead of) approximately to percent, (the quantity) now produced.

选项 A、to produce
B、its own requirements
C、instead of
D、the quantity

答案A

解析
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