题目选项分析

比较两个句子语法结构语义，选出最佳答案：

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

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

写下分析过程，便于复习“吃透”这个句子：

答对用户笔记

0人: 学员etYHUL 2023-05-05 10:33:04

后面的平行结构被打破了，主要是这三个平行tending juveniles, gathering food, building the nest, or battling intruders.
而且这个ing放主语有,是termites的嫌疑

0人: 大番茄红晃晃 2019-04-12 10:06:43

a few individuals REPRODUCE and the rest SERVE the colony, tending juveniles, gathering food, building the nest, or by battling intruders are not parallel

0人: corrine1006 2019-04-02 11:36:16

or 右边 by battling 左边没有能够与之平行的机构（ by doing )

0人: vivianna121 2017-09-02 21:46:34

看的太快没有正确率是没不行的！错误选项or by 没有平行对象，要么就像正确选项一样把by提前，后面所有动名词共用by即可。

题目基本信息

所属科目：语法SC
题目来源1：GWD-295
题目来源2：OG18-语文分册-191
题目来源3：OG19-语文分册-192
题目来源4：OG20-语文分册-203

难度：易