3 . 阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
The International Workers’ Day, sometimes 1 (call) Labour Day or May Day, is not only a celebration of workers’ rghts, but also a 2 (season) celebration in many countries. The holiday is a celebration of labourers in about 90 countries.
People 3 (celebrate) this holiday since 1920 to show their 4 (aware) of protecting the working class 5 exploitation (剥削). In China, people don’t need to go to work from May 1st until May 3rd, many of 6 take this opportunity to meet up friends 7 go for short trips, with no specific public events during the holiday.
A recent report 8 (issue) by the China Tourism Academy, saying that the number of domestic (国内的) tourist trips will reach about 4.55 billion, 9 increase of 73 percent year on year. “China’s tourism market has embarked on a track of 10 (recover) this year. And we will see a continuous’ travel frenzy (狂热) ‘during the May Day holiday,” said Li Huigin, a tourism expert with the China University of Geosciences.