大学英语单项选择题每日一练(2016.12.04)

单项选择题
Fuel scarcities and price increases（）automobile designers to develop completely new lines of small cars and trucks.
A.prompted
B.persuaded
C.imposed
D.enlightened
单项选择题
You should save your work often as a（）against computer failure.
A.sanction
B.precaution
C.shield
D.shelter
单项选择题
Thousands of people died of starvation during the（）in that African country.
A.objection
B.poverty
C.consumption
D.famine
单项选择题
Everyone（）the right to his own opinion.
A.imitates
B.requests
C.deserves
D.outlines
单项选择题
Most parents encourage their children to take an active part in social events,（）those events do not interfere with their studies.
A.lest
B.though
C.unless
D.provided