根据句子的首字母提示,将句子补充完整.

根据句子的首字母提示,将句子补充完整.
1.We have Chinese,Mathes,English and som o（ ）s( ).
2.Where is your pen?Tt is in my p( ).
3.What does this s( ) mean?
4.Look,Wang Bing is s( )David.He is is front of David.
5.I am good at r( )
3.What does this s( ) mean?Tt means"D( )".We shouldnt touch it.