The first underwater tunnel—Bangabandhu Sheikh Mujibur Rahman Tunnel in South Asia, undertaken by China Communications Construction Company, opened in Bangladesh on Saturday.

    1     (locate) at the mouth of the Karnaphuli River, the tunnel connects the east and west banks of the river. It is 9. 3 kilometers long, has four lanes and is designed for speeds of 80 kilometers per hour. Major technical     2     (difficult) in construction had to be overcome, such as geological structures. To solve the problems, the project team applied the world’s     3     (large) steel casing (框架) , which allowed specialized machinery     4     (enter) and exit the tunnel.

The project, which was designed     5     Chinese standards, built using Chinese equipment and managed by Chinese enterprises,     6     (accomplish) as a successful exploration of China’s complete industrial chain for the construction of tunnels overseas, and will become     7     shining business card abroad.

As part of the Bangladesh-China-India-Myanmar Economic Corridor, the tunnel is an important link in the Belt and Road Initiative. Not only will it     8     (great) improve transportation conditions in Chattogram     9     will drive economic development in Bangladesh. Moreover, it improves the Asian highway network, promotes connectivity between Bangladesh and     10     (neighbor) countries and will encourage the internationalization of Bangladesh’s development.

The Beijing Daxing International Airport is located 46 kilometers directly south of Tian’anmen Square in Beijing. It looks     1     a phoenix (凤凰), and is in the list of Seven Wonders of the Modern World by the Guardian (《卫报》). From 2015 to 2019, it     2     (take) only four years for this great project     3     (complete) ,     4     demonstrates the amazing “Chinese speed”.

The airport covers an area of about 150 square kilometers,     5     the terminal building (候机楼) alone covering 780,000 square meters, equivalent to 100 standard football fields. It is worth     6     (mention) that the clever design takes passengers     7     (little) than eight minutes to walk to any gate from the center of the terminal.

The airport is also an “intelligent airport”, with thousands of intelligent devices and tens of thousands of sensors. The airport     8     (inform) center is run with cutting-edge technologies including cloud computing and 5G, contributing to passenger comfort and     9     (convenient).

With the help of face check-in, self-service check-in, mobile phone query luggage location... in Beijing Daxing International Airport, you can feel the new travel experience     10     (bring) by high technology. More Chinese miracles are happening in this land.