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
1.I went to Cannada two weeks ago.
2.I have lived in Canada for two weeks.
3.She taught me curling on February 9.
4.She has already taught me curling.
5.He visited our school in 2016 and in 2017.
6.He has come to our school twice.
We use the simple past tense to tell what happened in the past.
past
present
I went to Canada two weeks ago.
We use the present perfect tense to talk about an action that started in the past and continues to the present.
I have lived in Canada for two weeks.
past
present
They ____________(marry) last year.
They _______________(marry) for one year.
married
have been married
We use the simple past tense to tell what happened in the past.
past
present
She taught me curling on February 9.
We use the present perfect tense to talk about the result of an action. When the action happened is not very important.
She has taught me curling. (I am familiar with curling now.)
past
present
Miss Shen _________(buy) a new iphone. (only to tell what happened in the past)
Miss Shen _________(buy) an iphone.(Miss Shen has a new iphone now)
bought
has bought