国产一二三四五路线-国产一级高清-国产一级毛片卡-国产一级毛片一区二区三区-中文字幕在线视频播放-中文字幕在线高清

您好!歡迎訪問忙推網! 字典 詞典 詩詞
首頁 教育 比較:since、for

比較:since、for

時間:2024-07-16 21:16:10 來源:網絡 作者:mrcsb 人氣:733
【導讀】:比較since和forSince 用來說明動作起始時間,for用來說明動作延續時間長度。I have lived here for more than twenty years.I have lived here since I was born..My aunt ha...

比較since和for

Since 用來說明動作起始時間,for用來說明動作延續時間長度。

I have lived here for more than twenty years.

I have lived here since I was born..

My aunt has worked in a clinic since 1949.

Some new oilfields have been opened up since 1976.

I have known Xiao Li since she was a little girl.

My brother has been in the Youth League for two years.

I have not heard from my uncle for a long time.

注意:并非有for 作為時間狀語的句子都用現在完成時。

I worked here for more than twenty years.

(我現在已不在這里工作。)

I have worked here for many years.

(現在我仍在這里工作。)

小竅門:當現在完成時+一段時間,這一結構中,我們用下面的公式轉化,很容易就能排除非延續動詞在完成時中的誤使。

1)(對) Tom has studied Russian for three years.

= Tom began to study Russian three years ago, and is still studying it now.

2)(錯) Harry has got married for six years.

= Harry began to get married six years ago, and is still getting married now.

顯然,第二句不對,它應改為 Harry got married six years ago.或 Harry has been married for six years.

文章標簽:
    英語語法,語法指導,英語學習,英語
相關推薦

版權聲明:

1、本文系會員投稿或轉載自網絡,版權歸原作者所有,旨在傳遞信息,不代表看本站的觀點和立場;

2、本站僅提供信息展示,不承擔相關法律責任;

3、若侵犯您的版權或隱私,請聯系本站管理員刪除。

字典 詞典 成語 古詩 造句 英語
主站蜘蛛池模板: 私人午夜影院 | 亚洲专区在线视频 | 久久精品国产第一区二区 | jyzzjyzzjyzz日本在线观看 | 午夜视频久久 | a级片在线免费观看 | 成人午夜视频在线播放 | 成人毛片免费免费 | 毛片免费全部免费播放 | 久久国产精品免费视频 | 国产成人免费视频 | 亚洲国产精品成人精品软件 | 韩国特级毛片 | 最近韩国日本免费免费版 | 欧美毛片在线观看 | 91热久久免费精品99 | 男人的天堂在线免费视频 | 91福利国产在线观看香蕉 | 日本久久一区二区 | 午夜在线社区视频 | 日韩欧美综合在线二区三区 | 男女视频在线看 | 欧美亚洲国产激情一区二区 | 久久er热这里只有精品23 | 国产精品亚洲片在线va | 女人张开腿让男人捅的视频 | 一级做a爱片特黄在线观看 一级做a爱片特黄在线观看免费看 | 欧美日本在线三级视频 | 欧美日韩视频一区二区在线观看 | 国产一级片儿 | 久久久久久久国产 | 99久久精品免费精品国产 | 又黄又免费 | 成年人视频在线免费看 | 国产在线观看网址你懂得 | 欧美精品成人久久网站 | 亚洲精品一区二区三区福利 | 国产手机在线国内精品 | 黄色毛片免费 | 国产人成亚洲第一网站在线播放 | 草草免费观看视频在线 |