上期IV版

D1 1-3 DBD

D2 1-4 CDAD

D3 1-4 BDBC

D4 1-4 CBDC

D5 1-5 CADBF

本期II版

III. Because the author took part in a project to build the first skate park in Syria, a war-stricken country, and the skate park provided joy and happiness for local kids.