Do you know when to have a picnic?

Do you know when to have a picnic? Do you know when to have a picnic?为什么用to have? -Mike wants to know if you ()(have)a picnic tomorrow. Did they have a picnic in the part last saturday do you know 25.Tom wants to know if you will have a picnic tomorrow.Yes. 一道英语阅读题,Do you like to go out on a picnic?Do you know how to do you know什么at8:00am a：who to talk wath b：when to have a me When do you want to go for a picnic ,on Saturday or Saturday When are you going to have a picnic该怎么回答 Tom wants to know if---have a picnic tomorrow. do you like to have a picnic 这句话的答句 to have a picnic