答案解析

查看更多优质解析解答一举报系动词：be seem appear sound feel look smell taste get become come go prove turn情态动词：can,

could,

may,

might ,

will,

would ,

shall ,

should ,

must ,

need ,

dare ,

ought to ,

used to 还有情态短语：had better,

would rather/sooner,

be to助词：be(am,

is,

are),

have,

do 及它们的过去式.

还有半助动词以上只是列出来了,

没有解释.

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