an animal doctor还是a animal doctor

an animal doctor还是a animal doctor 请问兽医的英文短语是a doctor for animals 还是a doctor of animals 还是an animal doctor an useful animal?还是a useful animal? an animal还是a animal说明为什么? 兽医用英文说是:animal doctor还是animals doctor? an animal's doctor对否?an animal doctor是对的,an animals'doctor可以吗?an animal doctorj是人教版初三英语书中57课上有的. animal是用a还是用an做单数 My uncle is an animal doctor.同义句 an,uncle,is,peter's,animal,doctor连词成句 an animal's doctor 和 an animals' doctor 哪个对?能不能顺便说明一下理由. when pets get sick,you can usually take them to an animal doctor or an animal hospital. I would like to be an animal doctor when I grow up.（改为同义句）I____　_____ _____ an animal doctor when I grow up. 1.His mother is a reporter改为否定句 2.Her father is an animal doctor改为一般疑问句并给出否定回答 a story between an animal and human 连词成句 1.future,an,Gina,animal,the,wants,be,doctor,to,in animals doctor、animal doctor哪个对? ___ elephant is ___ useful animal.A.An;an B.An;a C.Thn;an D.A;an___ elephant is ___ useful animal.A.An;an B.An;a C.Thn;an D.A;an答案给的是B,为什么不能第一个空不能填The?还有到如何判断u开头的字母到底是an还是a? （ ） an apple a day keeps the doctor away 是填eating还是eat