He managed to become a great inventor ___ he left school at 16.
This is a ______ store,so I don’t think you can buy a _______ bag here.
-- __________ ? -- It’s OK.I'm busy but I'm happy .
__________ father is a math teacher in a middle school.
There are _______ months in a year.September is ______ month of the year .
For lunch,Jane likes __________ and I like __________ .