

_____ progress is constantly opening up new horizons.
A. Science
B. Scientist
C. Scientific
D. Scientifically
There are several places where residents face the threat of _____ every day.
A. terrorist
B. terrorize
C. terrorism
D. terrible
I’ve always had á fairly _____ outlook on life.
A. optimist
B. optimistic
C. optimism
D. optimistically
Many pessimists show their _____ when being asked about their future.
A. depression
B. depress
C. depressing
D. depressed
Some _____ believe that life in the future will be far better than it is today.
A. optimistic
B. optimist
C. optimistically
D. optimists
A. Science
B. Scientist
C. Scientific
D. Scientifically
There are several places where residents face the threat of _____ every day.
A. terrorist
B. terrorize
C. terrorism
D. terrible
I’ve always had á fairly _____ outlook on life.
A. optimist
B. optimistic
C. optimism
D. optimistically
Many pessimists show their _____ when being asked about their future.
A. depression
B. depress
C. depressing
D. depressed
Some _____ believe that life in the future will be far better than it is today.
A. optimistic
B. optimist
C. optimistically
D. optimists
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