he is working ( )a model plane now. a.on b.at c.for d.in

he is working () a car factory mr smith is a hard-working person.he works from 7 a.m.to 8 p.m.every day. He is working hard people 对working Mr Smith is a hard-working person.He work from 8 a.m to 8 p.m.every day.How mang hours does he wo 翻译:he is working as a parttime sales assistant there he is a hard-working student hard-working做什么成分 he is working for a big firm as an engineer 句中的working是什么时态 be working hard He is working hard on a business master degree He is a hard working boy.He'll have a bright p__ future. 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 he is now working at a bank.he is now working at a bank.和now he is working at a bank.的区别is 后面放now感觉 怪怪的 翻译 Robert is a clever boy and he is also a hard～working student. He is busy;he keeps9 )these days.A.workB.to work C.working D.works He is a hard-working student,_____ who will be successful in whatever career he chooses. He is one of the foreign experts who___in China.A.works B.is working C.are working D.has been working he is working for a big firm?he is working for a big firm可以不可以 改成he is working in a big firm?为什么要用for呢? he()in the laboratory the whole morning.A.has been working ,B.is working,c.has worked 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