I could have helped the old man ______ yesterday morning.
There has been__________ accidents on this part of road.
I don’t have time for a drink now, but I’ll ________ you later.
Is this one different ________ that one ________ color?
Jumping out of ______ airplane at ten thousand feet is quite _____ exciting experience.
It is on 1st Sept. ________ students go back to school every year.