1 . The Jiahu settlement is located in the central plain of ancient China, __________ area known today as the Henan Province. The people created the country’s oldest recognized civilization. (用适当的词填空)

2 . Most students are required to take part in the labor class once per week. Since September, labor class has been listed as __________ official course in the school lives of primary and middle school students. (用适当的词填空)

3 . Earlier this year, 11-year-old Kashmea Wahi of London, England scored 162 on __________ intelligence quotient (IQ) test. (用适当的词填空)

4 . Hua Weiguang, __________ retired teacher from Tongliao, Inner Mongolia Autonomous Region, is a photography enthusiast. (用适当的词填空)

5 . In __________ Song Dynasty, an instrument was also invented to indicate direction, called the compass fish, which floated on water. (用适当的词填空)

6 . Saxaul trees are __________ excellent tree species for sand fixation. It’s commonly seen, though easily ignored. (用适当的词填空)

7 . The art used to be welcomed by people of all ages in rural areas. However, in __________ 1980s, with the popularity of films and TV shows, it started to lose its shine and many performers moved on to other jobs. (用适当的词填空)

8 . As __________ result, they put on an average of 0.77 kg on the processed diet,   while they lost 1.08 kg on the healthy diet. (用适当的词填空)

9 . Of all the subjects, I like history best because it gives us _______ useful knowledge of things in the past. (用适当的词填空)

10 . Owning a lovable, cuddly pet can unquestionably make one’s home life better and apparently, it can affect pet _____________ (owner) professional lives as well. (所给词的适当形式填空)