1 . 阅读下面材料，在空白处填入适当的内容 (1个单词) 或括号内单词的正确形式。

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.

2 . Traveling by train can be a romantic way to see the world. Here are some fantastic train trips to add to your travel bucket list.

Qinghai-Tibet Railway

Where it goes: Xining to Lhasa

How long it takes: 20 hours and 55 minutes

Why not start with the world’s highest train ride? The gorgeous 1,215-mile journey only makes seven stops as it passes through four different biological community. Booking between April and November bodes for better weather, though the stunning views of grasslands, wetlands, mountains and deserts are always breathtaking.

Eurostar

Where it goes: London to/ from Paris

How long it takes: Two hours and 15 minutes

Eurostar is a popular way for folks to get from London to Paris, but it has another draw that makes it a great bucket-list train trip. For 20 minutes, you’ll actually be riding 150 feet underwater through the famed English Channel. Trains leave from St. Pancras/King’s Cross in London and arrive in Gare du Nord [ in Paris].

Orient Express

Where it goes: Paris to Istanbul ( original route)

The Orient Express is one of the most famous train journeys in history, with movies and murder- mystery novels undoubtedly adding to its mystery and fascination. You can still ride its original route — all of which is included in a Eurail Global Pass.

Trans-Siberian Railway

Where it goes: Moscow to Vladivostok

How long it takes: Seven days

The Trans-Siberian Railway is another historically famous railroad that should be on your bucket list. It’s also the world’s longest continuous railway, clocking in at 5,772 miles from Moscow to Vladivostok, Russia. Along the way, you’ll pass through eight times zones and have plenty of time to see the beautiful Russian countryside.

1. What features Qinghai-Tibet Railway?

A．The height of the train ride.	B．The top-speed travel time.
C．The overall length of the railway.	D．The varied zones along the route.

2. What is the most special about Eurostar?

A．The original ride route to Paris.

B．Passing underwater through the English Channel.

C．Running from English Channel to Gare du Nord.

D．Diverse entertainments of murder-mystery movies.

3. Which route allows you to admire the beautiful Russian countryside?

A．Eurostar.	B．Orient Express.
C．Trans- Siberian Railway.	D．Qinghai-Tibet Railway.