Witnesses said that the car fire was ________, as they saw a middle-aged man pour petrol over the car and set it on fire.
A. deliberate
B. natural
C. arbitrary
D. visible
He’s had a ________ of business failures, but people continue to trust him because they know he will eventually succeed.
A. situation
B. routine
C. framework
D. Sequence
A few thousand years ago, people lived about 30 years. Now many people live over 75 years. Obviously, we have already ________ our lives to an amazing degree.
A. attained
B. extended
C. stretched
D. enriched
There is considerable ________ with respect to attitudes toward technology, mostly from one generation to another.
A. variation
B. privilege
C. convention
D. deficiency