标题: OG13 SC #26 有点疑问求解 [打印本页] 作者: edisonshi 时间: 2013-1-20 22:23 标题: OG13 SC #26 有点疑问求解 26. Tropical bats play important roles in the rain forest ecosystem, aiding in the dispersal of cashew, date, and fig seeds; pollinating banana, breadfruit, and mango trees: and indirectly help produce tequila by pollinating agave plants. (A) pollinating banana, breadfruit* and mango trees; and indirectly help produce (B) pollinating banana, breadfruit, and mango trees; and indirectly helping to produce (C) pollinating banana, breadfruit, and mango trees; and they indirectly help to produce (D) they pollinate banana, breadfruit, and mango trees; and indirectly help producing (E) they pollinate banana, breadfruit, and mango trees; indirectly helping the producing of 不是说；和and不能并存的么？而且；后面不是一定要是完整句子的么？为啥选B呢？作者: yiqing2012 时间: 2013-1-20 23:40
这个是比较特殊的平行：大平行中套小平行，大平行用分号隔开，小平行用逗号、and隔开作者: kiwifoodtown 时间: 2013-1-21 10:03
LZ，你的这些问题前面都有人问过，建议先翻翻以前的帖子。