I don’t know what kind of pet __________.
--- How long have they ______ France? --- For about half a year.
Many doctors and scientists are working hard on curing AIDS. We hope AIDS _____ one day.
—How long _______home?—For about three months.
- Have you finished your fashion design? - Not yet. I'll finish it if I _______ ten more minutes.
We didn't have enough money for the movie, so we went to the park _______.