单项选择题
The approval of the use of 16 languages by ICANN will allow web users to （）
A．change their email address B．email their messages in characters C．have the chance to learn other languages D．use addresses in their own language
单项选择题 For Web addresses, Chinese speakers now have to use （）.
单项选择题 （1）处应填写（）
单项选择题 Most doctors recognize that medicine is ______.
