Bao Bao, 【小题1】 (bear)at the National Zoo in Washington, started settling into her new home Thursday in southwest China. Under a(n) 【小题2】 (agree) between China and the US, such baby pandas must be returned to China before they are 4 years old, the earliest age when they might begin to produce young.

The 3-year-old landed in Chengdu in Sichuan Province on Wednesday after a 16-hour flight, during which she【小题3】 (look) after by a professional panda keeper Marty Dearie from the National Zoo.

Bao Bao, whose name【小题4】(mean) “treasure”，will first go through a month-long quarantine (隔离期) at the Dujiangyan base,【小题5】 keepers will monitor her diet, activities and health during that time.

A 100-square meter area of land has been prepared 【小题6】 her at the base, including both indoor 【小题7】 outdoor play areas, equipped with rubber balls and a tire swing for entertainment and fresh bamboo and apples for eating. Keepers will work hard 【小题8】 (help) BaoBao get used to local bamboo and other Chinese foods.

Having been considered as one of the world’s most endangered 【小题9】 (animal), giant pandas live 【小题10】  (main)in the mountains of Sichuan, with some also found in neighboring Gansu and Shaanxi Province.