I won’t tell the student the answer to the math problem until he on it for more than an hour.
The following are some popular websites________people can sell goods to each other.
______ by a snake, she was frightened of it.
My sister was very unhappy for _______ to the party.
I really don’t know ________ I had my money stolen.
The two sportsmen congratulated each other________winning the match by shaking hands.