To reach out across the sea remains a strong desire today. The ancient sea routes travelled by Zheng He 【小题1】 【小题2】 【小题3】 with the 2lst Century Maritime Silk Road, which is part of the Belt and Road Initiative. The aim of this initiative is to 【小题4】 【小题5】 【小题6】 【小题7】 across the historic Silk Road areas, and strengthen the bond between China and the rest of the world.

Hundreds of years on, and with the 【小题8】 【小题9】 【小题10】 【小题11】, the need to trade and the desire to enhance relationships will drive China to reach out across the sea far into the future.

I wake up to the sound of the wind buffeting the cloth of my tent. Even though the sun is brightly shining, telling whether it is morning or night is 【小题1】 I’m above the Arctic Circle, where in summer the sun never sets. Checking my 【小题2】. I see that it is 7: 30 a.m. I leave my tent and walk over to the mountain 【小题3】. Spreading out before me, branches of the Rapa River flow through the v【小题4】 below. I’m in the remote far north of Sweden in Sarek National Park, a place with no roads or 【小题5】.

Sarek’s mountains used to be covered by vast sheets of i【小题6】. Around 9,000 years ago, this ice melted, leaving behind about 100 glaciers. Soon after, reindeer began to arrive. Following the reindeer were the Sami 【小题7】, who made this t【小题8】 their home. Getting here is quite difficult, so 【小题9】 from the Sami very few people have ever seen Sarek. In 1909, Sarek was made a national park in order to keep the land in its natural 【小题10】.

A

Water had also appeared on other planets like Mars but, 【小题1】 the earth, it 【小题2】 later. It was not immediately obvious that water was to be 【小题3】 to the development of life. 【小题4】 many scientists believe is that the continued presence of water allowed the earth to dissolve 【小题5】 gases and acids into the oceans and seas.

B

Some people have the idea that you can cross Canada in less than five days, but they forget 【小题6】 Canada is 5,500 kilometres from coast to coast. Here in Vancouver, you’re in Canada’s warmest part. People say it is Canada’s most beautiful city, 【小题7】 by mountains and the Pacific Ocean. Skiing in the Rocky mountains and sailing in the harbor make Vancouver one of Canada’s most popular cities 【小题8】 in. Its population is increasing rapidly. The coast north of Vancouver has some of the oldest and most beautiful forests in the world. It is so wet there that the trees are 【小题9】 tall, some 【小题10】 over 90 metres.