9 . 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。
As the Chinese saying goes, “Roads lead to riches.” And this is 1 Somxay Laolion, a Laotian driver on the China-Laos Railway, has observed over the past two-and-a-half years.
As a driver travelling 2 Vientiane and Boten（border town）,he can see more and more houses and factories 3 （build）along the route. The 1,035-kilometer railway, 4 is a flagship project under the China-proposed Belt and Road Initiative, connects Kunming, the capital of Southwest China’s Yunnan province, with the Laotian capital, Vientiane. 5 （adopt）Chinese technical standards, the China-Laos Railway is China’s first-international railway project6. 6 （primary）funded and built by Chinese companies and 7 （connect）to China’s railway network.
Since June 2020,the Laos-China Railway Co has recruited and trained Lao trainees and more than 800 Lao employees, or over 90 percent of the trainees, 8 assign）specific positions.
The China-Laos Railway has opened “a new phase of development” for Laos to transform 9 it）from a landlocked country to a land-linked one. The railway has maintained a positive trend of increasing volume and 10 efficient）,as well as thriving passenger and freight businesses. The China-Laos Railway has become a road of development, happiness, and friendship for the Lao and Chinese people.
