The tourists often complain of being ________by the local peddlers(小贩)when they buy some souvenirs.
A：ripped off
B：ripped out
C：ripped up
D：ripped way
“儒家经典蕴含着丰富的仁爱、民本、诚信、正义、中和、大同等思想资源，是社会主义核心价值观的传统文化基源．”儒家学派的创始人是( )
It's very important ______ us ______ hard.
