11.  Often the door , but could see nothing again [sn8,s-.

12.  In the blue sky, cloud [np7,-s floats here and there.

13.  Why today so strange that I can't asking myself sn8,s-].

14.  s magic is special wonderful.

15.  In addition to solar energy, scienists are still interested in other type -s of alternative energy development, such as super conductors.

16.  S tudy and life .

17.  People like to sit in the open , eating, sings [sn6, s and talking the beautiful tale of the beautiful day.

18.  Friecrack s are not popular in the festival but a part of Spring Festival.

19.  "s of your son's dropping are really heartbreaking.

20.  sn2,s-] But today my baddage was too heavy, and my 6-year-old brother at home ..