--- __________ does your car need the vehicle repair?--- Every six months.
Please be quick, or we will have no time ____ have lunch.
—Mom, my classmates invited me ____ a field trip. May I go with them?—OK.
On my way ____ home, I lost a ticket ____ Titanic.
Don’t let ____ in. I’m too busy to see ____.
My father doesn’t have much money. I don’t have, ____.