200. (28268-!-item-!-188;#058&002937) (T-3-Q14) Ascrub jay can remember when it cached a particular piece of food in aparticular place, researchers have discovered, and tend not to bother torecover 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 to recover a perishable treat it D.tends not to bother recovering a perishable treat E.tends not bothering to recover a perishable treat it
正确答案是D啊,可是我查了bother的用法,又看了句子结构就是不明白为什么要选这个答案。求好心人解释一下!叩谢!
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