In the wake of a 6. 2-magnitude (震级) earthquake,     1     is vital that lines of communication remain open, and the temporary post stations in Jishishan county, the epicenter (震中) of the earthquake that struck on Dec 18, have played     2     crucial role in ensuring packages get in and out.

Ma Hailong, 32-year-old resident from Dahejia town in Jishishan county,     3     (lose) his home in the quake, but despite this, he was excited that he was able to send and receive packages just three days     4     the tragedy struck. He initially thought that postal services, especially     5     (delivery), would be suspended after the earthquake, which occurred just seconds before midnight on Dec 18.

Temporary post offices were set up in nine quake-hit towns and are now open for all postal services. In addition, six postal routes in the county remain open, and 24 delivery routes have resurned     6     (operate). The Dahejia post office reopened in a tent on Dec 20,     7     (receive) more than 2, 300 pieces of mail in two days,     8     were all delivered to residents in the quake-affected area. The temporary post office has also opened a green channel     9     financial services, handling the delivery of mail from courier (货运) companies such as SF Express in the disaster area.

To facilitate donations from various sectors of society, Gansu branches of China Post and the Postal Savings Bank of China     10     (open) special pathways for the earthquake-stricken area in Jishishan.

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.