Endlish is ( ).Please work hard at it.

Endlish is ( ).Please work hard at it. Please ____(work) hard at it. English is _______ .please work hard at it.A .help B.helps C it is a hard work还是it is hard work It is hard to please it is (u ) to keep working so hard,it doesn't work at all work hard at hard school ,it,work,tu,duty,is,hard,our,at,连词成句 computer is hard to learn,but we will work hardly at it It is hard (完成) the work It is hard the work befor supper _____ hard work it is 填什么