1、本网站免费注册后即可以下载，点击开通VIP会员可无限免费下载！
2、资料一般为word或PPT文档。建议使用IE9以上浏览器或360、谷歌、火狐浏览器浏览本站。
3、有任何下载问题，请联系微信客服。
扫描下方二维码，添加微信客服
现在完成时谓语动词的构成： 助动词have/has(not) +V-ed（过去分词）
I ______________(finish) the composition already.
He ___________(learn) English for three years.
We/You/ They….
She….
have finished
has learned
这种用法常与already, just, yet, ever, never,recently, before(句末)等连用.
I ________ (do) my homework already.
He _____________(not finished) his homework yet.
____you ever _____(be) to Beijing?
We ______ never ______ (see) such an exciting match before.
Mother _____ just _______(clean) the house. Please don’t come in.
They _________________(practice) this dialogue twice.
have done
has not finished
Have
been
have
seen
has
cleaned
have practiced
注意：当在肯定陈述句中含有already或just 时，在转换成否定句或疑问句时，要把句中的already 或just 去掉，在句末加上yet.
I haven’t seen the film yet.
● I have done my homework already.
I haven’t done my homework yet.
● Mother has just cleaned the house.
Mother hasn’t cleaned the house yet.
● I have already seen the film.