Eating lots of vegetables and enough meat can keep you healthy all the time中keep为什么不能换成stay答案上写的是keep

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Eating lots of vegetables and enough meat can keep you healthy all the time中keep为什么不能换成stay
答案上写的是keep

keep和stay都可作半系词用,但stay后只接形容词,本句中构成固定短语,stay healthy 保持健康;而keep除了可直接接形容词外,还可用于句型keep sb./ sth + adj 使……出于某种状态.因此,此句不可换.

可以啊

不可以 因为keep sb adj 没有stay sb adj stay作系动词直接加adj