Read the sentence and choose the best answer.The government has set up a strict legal system to protect the intellectual ______.
A. right
B. property
C. power
D. duty
He had determined to live up to the ______of the company.
A. hope
B. dream
C. expectation
D. fantasy
Even the cheapest car costs the ______ of 5 years’ salary for an ordinary worker.
A. equivalent
B. price
C. expenditure
D. equivalency
New materials are lighter, stronger and more ______ than the old ones.
A. durable
B. durably
C. endure
D. fragile