You see the following notice in an international magazine.
COMPETITION
Is it better to live in a flat, a modern house or an old house？
Write us an article giving your opinions.
The best article will be published and the writer will receive ￥500.
Write your article for the magazine.
Some businessmen have found it______by putting users into video -game -like virtual worlds.
The university of California, founded in 1868, is ____ (由校长和24名董事管理).
听力原文：Collecting waste, food or materials that can cause fires creates serious health risks. In the United States, it violates laws that were created to protect public safety and property.
(54)
Yannis has two sons of 8 and 10. He would like to take them to see some animals in the countryside. He wants to be able to buy some refreshments.
AN UNUSUAL SWIMMING CLUB
Members of a special club in Britain cheerfully leave the warmth CHEER
of their beds, while most sensible people are still fast 【C1】__ for SLEEP
an 【C2】__ swim in water with a temperature of only seven degrees ENERGY
centigrade. This may sound like 【C3】__ to you, but these swimmers MAD
firmly believe that it is 【C4】__ to do this, even in mid-winter. HEALTH
【C5】__ of the club requires daily swimming outdoors. However, MEMBER
for people net used to large 【C6】__ in temperature, DIFFERENT
it may net be such a good idea. While there is an 【C7】__ in IMPROVE
the blood circulation of people who swim 【C8】__ in icy water, REGULAR
it can be 【C9】__ to others. But when members are asked why they HARM
do it, the common 【C10】__ is that it makes them feel wonderful! RESPOND
【C1】__