she ( )as an animal trainer since 2003 用worked 还是has work ed

she ( )as an animal trainer since 2003 用worked 还是has work ed She （ ）as an animal trainer since 2003 A.has worked B.works She _____ as a nurse ____ a year A.works;since B.has worked; My brother has worked as a waiter since last year. 英语：I work as ateacher. she worked as nurse.为什么一个用过去式呢? Her English has improved g____ since she worked hard. he has worked as a report since 2000,根据since 2000提问? He has worked as a reporter since 2000（划线提问）划线since 2000 She has worked as a secretary for four years. She ___ (work)as a reporter since 1998 john has worked as a sales manager since he (join)_joined___ John　has　worked　as　a　sales　manager　since　he　（join）____this　c