Unit8 When is your birthday一、单项选择（共 20 小题；共 20 分） 1. --- is your birthday?--- It's on January 1st.A. WhenB. WhereC. WhyD. What 2. --- When is your birthday?--- It's on .A. February nineB. February ninethC. February the ninthD. February nineteen 3. People in many countries...
