they have an art festival next month.改为一般疑问句
the sports day is (on november 9th).对括号部分提问
she has a book sale on march 21st.改为否定句
my cousin has a school trip (on may 16th).对括号部分提问
frank has an english day on may 9th.改为一般疑问句并作否定回答