The market for non-food GE products could exceed the market for GE food products by a wide______within the next few years.

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问题 The market for non-food GE products could exceed the market for GE food products by a wide______within the next few years.

选项 A、variety
B、margin
C、range
D、spectrum

答案B

解析 本题答案是B。B项margin意为“边缘,极限”;by a wide margin意为“大幅度地”,与题意相符。其他三项词义:variety意为“变化,多样性”;range意为“范围,射程”;spectrum意为“范围,领域”。
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