It ' s ----,we have to work hard .( ) A a hard work B ,

It ' s ----,we have to work hard .( ) A a hard work B , it's (),so we must().A a hard work,work hard B work hard,har It will be a ( )morning!we have a lot of hard work to do.A.f It will be a ( )morning!we have a lot of hard work to do. it's (a hard job)to look after a garden.为什么不能用a hard work It's hard( )us( )the work on time.A.for,to finish B.for,fini 请问The writer doesn‘t like hard work.It‘s a hard job to look it is a hard work还是it is hard work this is ____ ,so we must ____ on it.A.a hard work;hard work It's a hard work for me to work out shis problem. We all know__is the to__ A.work hard;success B.work hard;suc After a school term"s hard work ,we went to the beach for a