精品偷拍一区二区三区,亚洲精品永久 码,亚洲综合日韩精品欧美国产,亚洲国产日韩a在线亚洲

  • <center id="usuqs"></center>
  • 
    
  • She had to take care of the dog at home,____?a.hasn't she b.did she c.has she d.didn`t she

    She had to take care of the dog at home,____?a.hasn't she b.did she c.has she d.didn`t she
    The poor man need some help ,___?
    a.does he b.doesn`t he c.need he d.needn`t he
    英語人氣:442 ℃時間:2019-08-24 06:42:46
    優(yōu)質解答
    1,D.2.D.
    原因:1題中,had to 是半情態(tài)動詞,需借助助動詞did 變成反義疑問句.前肯后否.
    2題中,注意到need沒有用第三人稱單數,所以need在此自己就是一個助動詞,直接在need上進行變形.前肯后否.
    我來回答
    類似推薦
    請使用1024x768 IE6.0或更高版本瀏覽器瀏覽本站點,以保證最佳閱讀效果。本頁提供作業(yè)小助手,一起搜作業(yè)以及作業(yè)好幫手最新版!
    版權所有 CopyRight © 2012-2024 作業(yè)小助手 All Rights Reserved. 手機版