听问句，选答句。（每小题2分,共10分）
(1)A. There are four seasons in a year.     B. Spring is my favourite season.
(2)A.It's June 21st.                      B. It's Thursday.
(3)A. No. He's playing football.          B. Yes. He's very tall.
(4)A. My mom is a doctor.                 B. Sure. Hold on, please.
(5)A. They are cooking dinner.             B. She is answering the phone.