GMAT语法题目内容

　　Like ants, termites have an elaborate social structure in which a few individuals reproduce and the rest are serving the colony by tending juveniles, gathering food, building the nest, or they battle intruders.

　　A.are serving the colony by tending juveniles, gathering food, building the nest, or they battle

　　B.are serving the colony in that they tend juveniles, gather food, build the nest, or battle

　　C.serve the colony, tending juveniles, gathering food, building the nest, or by battling

　　D.serve the colony by tending juveniles, gathering food, by building the nest, or by battling

　　E.serve the colony by tending juveniles, gathering food, building the nest, or battling

　　正确答案: E

　　GMAT语法题目解析

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