10.She can't tell the sheep from the goats.
她分不清好赖人。
在英语中,the sheep and the goats常用来意指好人和坏人,因此not tell the sheep from the goats 也就有了分不清好人和坏人的意思了。
如:She can't tell the sheep from the goats. I once helped her a lot, but in the end she said she didn't need my help at all.
她分不清好赖人。我曾经帮过她大忙,但是最后她竟然说她根本不需要我的帮忙。