改错:It is a hard work and he works very hard .

改错:It is a hard work and he works very hard . I don't think it is a hard work 改错紧急 lt is a hard work,but we must finish it.改错 What a hard work it is to remember all the words 改错 it is a hard work还是it is hard work哪个正确? this is ____ ,so we must ____ on it.A.a hard work;hard work B.hard work;work hardC.hard work;hard work D.a hard work;work hard It's a hard work for me to work out shis problem.请将上句改错 It is raining hard now.改错 is such _____that you must_____on itA.hard work,work hard B,a hard work,hard work C.hard working,work hard D.work hard ,work hard it is so hard problem for the twins that none of them can work it out.改错 It’s hard finishing the work in two days.改错 _____ hard work it is 填什么 it is hard work怎么解释 It is hard the work befor supper To finish the job is ___ .You must ___ .A.hard work;hard workB.work hard:work hardC.hard work:work harkD.a hard work;work hard learning is（ ） 填a hard work还是hard work it's (),so we must().A a hard work,work hard B work hard,hard work C hard work,work hard Jane is a good student.She often hard work.病句改错.Jane is a good student.She often hard work.请问这句是是哪里错了.often 还是 hard work?