It was when we were returning home ________ I realized what a good feeling it was to have helped someone in trouble.
He was fortunate ____ he did not get injured in the car accident.
He hasn’t decided _____ he will go abroad next year.
The old man turned his business over to his younger son, ________made his elder son discouraged.
Stand _____ you are, and I will come and help you.
Keep away from the dog , _______it will bite you.