Good morning teacher,Good morning children,Please open the book and pages fifteen now,one question,Who is can? Please raise your hand. Xiao Wang raise his hand,The teacher point at Xiao Wang said,stand up please,the Xiao Wang answer end,Xiao li raise his hand too,The teacher point at Xiao li and answer the question,Xiao li stand up and answer it,answer very good,The teacher said,sit down please.