须要

• It requires efforts to master a language
  掌握一门语言须要下功夫。
• However , he she has to notify liability to tax see
  但当他她须要课税时，需通知本局详情请参阅
• How long does it take to learn this computer language
  要学会这套计算机软件须要花多久的时间？
• The public can consult a doctor for influenza vaccination
  市民可请教医生是否须要接种流感疫苗。
• If you have no items to declare ,
  如果你没有携带须要申报的物品，
• Yes , you are required to supply the information to the ird
  是，贵公司须要向税务局申报有关资料。
• Documents to be brought for application
  申请时须要递交的文件*
• You may also need to update the product ' s scanning engine as well
  你也须要升级杀毒软件的扫描器。
• What emotions would it need to express
  它须要表达哪些情绪？
• All the information is not really complete in the website
  但是，办外侨居留证还须要带租房子的契约。