1.obesity is harmful to both physically and psychology.
1 i- g8 W8 b! \, E D' C2. different people hold different views on this issue.
4 N) `/ |7 r( k1 F, |, b X3.the era of globalization has coming
9 c+ Q+ z' d0 Z9 v4.the amount of overseas students increased dramatically in the past several years.
! i9 R3 ^. d" l8 Y, r/ q. |; r5.traveling can promote the relationship between countries. |