Tom and Sam are twins, but there are some d______ between them．
Hawaii is f____ for its beautiful beaches．
Our math teacher is a s_____________ man．It seems that he never laughs．
Chinese medicine is now popular in many w _______ countries．
You can call Miss Zhang for more ________ （信息）．
Your vacation ____________ （计划） sounds wonderful．
My eating  ____________ （习惯） is pretty good．
Lots of _________ （游客） come to Qingdao every day．