1. (2022四下·南山期末) It is summer holiday. Betty and Jason want to have a picnic. Here are their timetables.

Betty
Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Free (空闲的)	Play chess	Go to the museum	Go to the library	Free	Go and see grandparents	Free
Jason
Play volleyball	Free	Play table tennis	Go to the zoo	Do homework	Free	Free

1. （1） Betty is free on Monday and Sunday.
3. （2） Betty goes to see her grandpa on Saturday.
5. （3） Jason plays table tennis on Thursday.
7. （4） Jason does his homework on Saturday.
9. （5） Betty and Jason can have a picnic on Sunday.