●关于I DONT HAVE ENOUGH MONEY◆I DON’T HAVE ENOUGH MONEY是个否定句,加了DON’_英语解答

●关于I DONT HAVE ENOUGH MONEY◆
I DON’T HAVE ENOUGH MONEY是个否定句,加了DON’T.那COULD YOU PLEASE NOT DROP YOUR PENS?也否定.为什么加了NOT?

人气：472 ℃　时间：2020-03-23 19:12:45

解答

因为have是实意动词,要加do和not,而could（是can的过去式）是情态动词,只能家not.do只能跟实意动词