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选修9《Learning about Language》公开课PPT课件优质课下载
theoretical knowledge about the predicative verb
function：the predicative verb is a must
for a sentence.Just a single predicative verb
can form a sentence. (功能:谓语动词是句子的核心,必不可少,其它成分可缺.)
For example: go! fire！ dismiss！
structure：
the predicative verb
=the helping verb + “the full verb
( the helping verb followed by the specific form of verb)
结构：谓语动词=助动词 +实意动词的具体形式
theoretical knowledge about the helping verb
the helping verb: “do”, “will”，“have，“be”.
1. “do”
usage:“do”+ the full verb
(用法：“do”+动词原形。）
attention：in the assertive sentence(肯定句）.
I do love= I love you.
He does love you= He loves you
I did love you=He loved you.
“do” is combined with the full verb.
theoretical knowledge about “do”
summarize its meaning
a hint(提示)here:
I (do) love you=I always love you
I (did) love you=I always loved you.