Question

⑴介绍:1.I have seen the film . I don’t want to see it again. 2.I have never visited the

⑴介绍:1.I have seen the film . I don’t want to see it again. 2.I have never visited the USA. 3.Have you answered all the questions? 4.Have you ever been to the Great Wall? ⑵归纳:请仔细观察以上例句，回答下列问题: 1和2表示何意思? 3和4表示何意思? ___________________________________________________________________ 以上4个句子的结构是怎样的? ___________________________________________________________________

Answer 1

1我看过这部电影了但我再也不想看第二遍
have
+过去分词
现在完成时
做过某事
2我从没去过美国
have+否定词+过去分词
现在完成时的否定
3你答完所有问题了吗?
4你曾经去过长城吗?
3、4是现在完成时的疑问句
综上
上边四个句子考察现在完成时