阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项。
Miwa Sado is a Japanese journalist
who died in 2013 after working too hard. Her case became 1 this
week after labour inspectors published a detailed 2.
The journalist worked 159 hours of
overtime a month and then died of heart failure at home. She was working 3 for
Japan's public broadcaster NHK, which is Japan's largest broadcasting 4. At the time of her death she was gathering
information on a Tokyo 5 for the next governor.
The death of Sado is expected to make
the Japanese government more 6 of the health risks 7 in
working too much. According to a survey, about one 8 five
workers risks a critical(严重的) health condition because of too 9 work. Now the government wants to 10 overtime
to a maximum of 100 hours a month and 11 companies that do not obey.
In another case 12 became
known, 24-year-old Matsuri Takahashi, killed herself in 2015 after suffering from
13 and
working long hours for a Japanese advertising agency.
Japanese employees, 14, work more hours than anywhere else in the
Western world. They also 15 only a third of the holidays they are entitled
to. Many Japanese work hard in order to show that they are loyal(忠诚的) to their 16. In 2016, two thousand Japanese workers
killed themselves due to stress and 17.
Many others died from stress-related diseases, 18 from heart attacks and high blood pressure. The
Japanese 19 such work-related deaths as "karoshi"(过劳死).
We can conclude from above that too
much work does 20 stress and illnesses. Therefore, the Japanese government
has launched a campaign encouraging people to enjoy their holidays.
