David,an oilman while running his family business.这句话有grammar mistake吗?

David,an oilman while running his family business.这句话有grammar mistake吗? David s_ an exciting movie last weekend.填单词 连词成句:school,hours,after,lesson,David,has,an,art,for,two This is David.He is___American boy.A:an B:a C:the In my new school I have an English friend ()(call)David. I'm an English boy.My name is ( )选择 Amy David Nancy Helen David will have an exam next week.He____(study) hard these days. 戴维曾经去过英语国家吗?___ David ever ___ to an English-speaking country? David is ___only student in my father's company?A.a B.an C.the David will have an exam next week.He____(study) hard these days. David would like to ( ) an accountant in the future.大卫将来想从事会计工作. david bought a car yesterday but it is ( ) second-hand onea/an/the 还是不填 I found an aspirin bottle______dropped on the floor of David’s roomwasB.hadC.had beenD.is David has_________cat.It‘s very nice.A.a B.an C.the? 谁能找到这篇阅读：David is an English boy of 14.His parents work. David put on an English short play in the audio-visual building.划线部分an…play怎么提问 Jime is___,but David is an___ A:English;American B:an English;America C:English;AmericaD:an English;America David is an engineer in the modern car factory.David___ ___ an engineer in the modern car factory.