It's time for work.中有什么错误

It's time for work.中有什么错误 it's time to do 和it's time for 有什么区别? it's time did 与it's time for sb to do有什么区别 It's impossible for ( )people to finish( )work in( )time. It’s time for sth和It’s time to do 有什么区别吗?还有就是It’s time for s It's time for 后面加什么? it's time for It' s time for "It's time to lunch.The girl is hurrying home."这句话有什么错误, It's time for us to look for possible ways to work out these It's hard( )us( )the work on time.A.for,to finish B.for,fini It's time for a meal.Let's stop ___ .A.work B.to wrok C.work