中文字幕精品视频在线|中文字幕在线观看|亚洲v日本v欧美v在线播放|伊人网中文字幕

<nav id="3u6n6"></nav><samp id="3u6n6"><tr id="3u6n6"><track id="3u6n6"></track></tr></samp>
    <legend id="3u6n6"><fieldset id="3u6n6"></fieldset></legend>

      
      

    1. assure

      英 [?'???; ?'???] 美[?'??r]
      • vt. 保證;擔(dān)保;使確信;弄清楚

      考試真題


      Recently, the UK National Stem Cell Network warned the UK could lose its place among the world leaders in stem cell research unless adequate funding and legislation could be assured.

      出自-2011年12月閱讀原文

      After outlining the main points she would cover, she assured the audience that she would be happy to answer questions at the end of her presentation.

      出自-2012年12月聽(tīng)力原文

      We should assure such students that risk, and even peer pressure, can be a good thing—as long as it happens in the classroom and not in the car.

      2018年6月六級(jí)真題(第二套)閱讀 Section B