isto

例句:

• The more you can read to him , the better - asas he isto listen.
  只要孩子爱听,可以适当增加每天的读书次数.
  
• A airport isto be built.
  一个新机场将要被兴建.
  
• But an even bigger customer isto appear.
  但是一个更大的不速之客即将到来.
  
• The simple but expensive plan isto buy a couple pallets of military style Meals Ready to Eat, or MRE's.
  来自SA