73. It is not right _____ a person who is _____ trouble.
The sooner we students ________to the new school,the better it will be ________our studies.
----You seem to be burning yourself out with the coming exam!—--________. I'm dying for a thorough rest and a good workout.
-----Do you regret having quit your job?----Why should I? I ________ as much ,but I really enjoy the present one.
One thousand dollars a month is not a fortune but would help cover my living ________.
We are said to be living in ____ Information Age, ____ time of new discoveries and great changes.