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.
tend not to bother to recover a perishable treat if
they tend not to bother recovering a perishable treat
tending not to bother to recover a perishable treat it
tends not to bother recovering a perishable treat
tends not bothering to recover a perishable treat it
bother to do/bother doing 费工夫去做
选项Ctending导致后面没有动词
选项e tend doing搭配不当
AB单复数错误
登录 或 注册 后可以参加讨论