– Do you have any plans for this Sunday? – Yes, I _______ my grandparents. A. am visiting B. visited C. have visited
How long have you ______ this book ?
You can visit Hong Kong in ______ season because there are many modern shopping malls there.
—Shall we go to Australia for the long holiday ? --Sorry. I _______ there twice.
I became a teacher ten years ______. I have been a teacher _______ 2008.
_______ nice time the Smiths had in China!