He is a hard-working boy.He kept on( )his homework( )A.doing;all day B.to do;all the day C.doing;all the day D.to do;all day

He is working hard people 对working he is a hard-working student hard-working做什么成分 be working hard He is working hard on a business master degree he is hard working.与he is hard He is a hard working boy.He'll have a bright p__ future. 翻译 Robert is a clever boy and he is also a hard～working student. He is a hard-working student,_____ who will be successful in whatever career he chooses. He is really hard-working,is not he?A.Yes,he does.B.Yes,he is.C.No,he doesn not D.No,he is.理由 Li Ming is a hard-working student.He works hardly.怎么改错? David is so hard-working that he never goes(anywhere)without a book.考的知识点? he is very hard working and she is poite. What is the teacher like?A He is very patient with us B He is working very hard C He is very handsome D He is tall not until倒装Not until he failed the exam__that working hard is important.A> had he known B>did he know C>he knew D>he had known选哪个,为什么 working hard is ...现在时 he is hard -working 改成用how感叹句 ____(get) good grades,he is working hard. He is also very brave and hard - working. he is working hard ----(be) the top student越快越好 He is more hard-working than me.的同义句