古人云:“凡善怕者,必身有所正,言有所规,行有胛止。”这句话告诉我们人要有( )
读拼音写词语。
míng bai
tóng xué
gāng cái
wǒ de
zì jǐ
yòu lái
shàng yī
____
分解因式:x2-2xy+y2+x-y=____
is my mother. ( )