精选优质文档-倾情为你奉上Unit8 When is your birthday?单元练习 一、单项选择(共15小题;共15分) 1.- is your birthday?- Its on March .A. When; twenty ninthB. When; twenty-ninthC. What; twentieth-ninthD. When; twenty-ninth 2.- When is your birthday?- Its on .A. February nineB. February ninethC. February the ninthD. February ninete