The computer system ____ suddenly while he was searching for information on the Internet.
It was ___ he won third place ___ he realized body was merely an instrument of the spirit.
He has a great interest in tennis and ______ it twice a week over the past year.
There were restrictions _____ the weight of luggage. As a result we decided to travel _____.
These citizenship ceremonies on Australian Day are intended to encourage ____, respect and promote friendship among people of different cultural and social backgrounds.
Such plants, particularly___ to collectors, motivated them to explore on a large scale.