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>
  • 
    
  • he is the only one of the student who____a winner of scholarship for three years.

    he is the only one of the student who____a winner of scholarship for three years.
    a.is b.has been
    這里為什么不能是is呢?
    英語(yǔ)人氣:165 ℃時(shí)間:2019-11-14 10:29:27
    優(yōu)質(zhì)解答
    he is the only one of the student
    who____a winner of scholarship for three years.只看從句.時(shí)間已經(jīng)有三年了,已經(jīng)是發(fā)生了三年的事情,用現(xiàn)在完成時(shí)
    我來(lái)回答
    類(lèi)似推薦
    請(qǐng)使用1024x768 IE6.0或更高版本瀏覽器瀏覽本站點(diǎn),以保證最佳閱讀效果。本頁(yè)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(quán)所有 CopyRight © 2012-2024 作業(yè)小助手 All Rights Reserved. 手機(jī)版