keep用法keep your eyes and ears open不是KEEP+DOING+STH

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keep用法keep your eyes and ears open不是KEEP+DOING+STH
keep用法
keep your eyes and ears open
不是KEEP+DOING+STH

keep用法keep your eyes and ears open不是KEEP+DOING+STH
keep + 名词 + 形容词:意思是这个名词保持某种状态
keep doing sth:意思是一直做某事
keep sth./sb.doing sth 一直让某人/某物做某事

1.keep+形容词(adj.)
2.keep+sth/sb+形容词(adj.)
3.keep +doing 一直做某事.
4.keep...from doing.... 阻止做某事....
5.keep a pet 饲养一个宠物.
6.How long may I keep this book ? keep指借.

让某种事物 保持某种状态.