8 In the background was that eternal hum
A long
B never-ending
C boring
D extensive
9 The Constitution’s vague nature has given it the flexibility to be adapted when circumstances change
A imprecise
B apparent
C clear
D easy
10 Gambling is lawful in Nevada.
A enjoyable
B irresistible
C legal
D profitable
11 These are the motives for doing it
A reasons
B excuses
C answers
D replies
12 The river widens considerably as it begins to turn west
A extends
B stretches
C broadens
D bends
13 Many economists have given in to the fatal lure of mathematics.
A error
B puzzle
C attraction
D contradiction
14 With immense relief I stopped running.
A no
B little
C scarce
D enormous
15 A great deal has been done to remedy the situation
A maintain
B improve
C preserve
D protect