Medical______shows that men are more likely to have heart attacks than women.
A. evidence
B. trace
C. indication
D. symbol
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Accidents from carelessness.
A. rise
B. raise
C. arise
D. increase
We ask all ex-trainees to provide us with a (n) _____ of the courses they took.
A. appreciation
B. evaluation
C. realisation
D. admiration
The university library has a large ______ of books.
A. to vary
B. various
C. variety
They are ______ that the river would flood.
A. fearful
B. terrible
C. awful
D. crazy