S( )comes from hard work ,so we must work hard.

S( )comes from hard work ,so we must work hard. it's (),so we must().A a hard work,work hard B work hard,har We must ( )(work)hard. this is ____ ,so we must ____ on it.A.a hard work;hard work We must have to work really hard from now on. We must work hard,or we'll( ) We must work hard together是什么意思 You must work hard we什么work hard ONLY WE HARD WORK As students we must work hard our lessons.We You must be work hard