标题: 求教 [打印本页] 作者: 童行天下1234 时间: 2015-5-15 17:21 标题: 求教 A scrub jay can remember when it cached a particular piece of food in a particular place, researchers have discovered, and tend not to bother to recover a perishable treat if stored long enough to have rotted.
A.tend not to bother to recover a perishable treat if
B.they tend not to bother recovering a perishable treat
C.tending not to bother recovering a perishable treat if
D.tends not to bother recovering a perishable treat
我只是想知道D选项没有了if之后难道没有语义上的错误吗?作者: 童行天下1234 时间: 2015-5-16 18:13
看来不顶一下是没人理我了作者: ukyo2003 时间: 2015-5-17 10:57
1. 顶了也不一定有人理你,所以顶是没用的。
2. 你的题目没贴完整,E选项呢?OA是什么?作者: 老李同志 时间: 2015-5-17 22:06