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．
