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

Do they have an art festival next month?
What day is the sports day ?
she doesn't have a book sale on March 21st.
Which day does your cousin have a school trip?
Does Frank have an English day on may 9th? No,he doesn't.

你好，很高兴能够在这里回答你的问题，应该为：
Do they have an art festival next month?
When is the sports day?
she doen't have a book sale on march 21st.
When does your cousin have a school trip ?
Does frank have an english day on may 9th?
No, he doesn't
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1、They have an art festival next month.改为一般疑问句Do they have an art festival next month?2、The sports day is (on November 9th).对括号部分提问When is the sports day?3、She has a book sale on marc...