Question

The world’s longest high-speed rail line goes through half of China. It began on December 26, 2012.To celebrate the opening of the 2,298 kilometers line, two trains departed（出發） from stations in Beijing and Guangzhou at 9 a.m. and 10 a.m..

Running at an average（平均） speed of 300 kilometers an hour, the new route cuts travel time between Beijing and Guangzhou from over 20 hours to about eight . 155 pairs of trains run on the new line every day. And there will still be 183 pairs of trains running daily on the old Beijing—Guangzhou line. We know that the new line will increase passengers’(乘客) travel costs. If you go from Beijing to Guangzhou, a first-class seat on the new high-speed line will cost 1,383 yuan, and a second-class seat will cost 865 yuan.

Chen Yabing is one of the architects(設計師). He said that the new line is one of the four north-south lines, and it is important for the country’s high-speed railway network, which also features(起主要作用)four east-west lines. With the opening of the Beijing—Guangzhou high-speed line, China now has more than 9,300 kilometers of high-speed rails .

The new line is the world’s longest operation mileage(營運里程)high-speed railway. It is also one of the great wonders of China.

1.The Beijing—Guangzhou high-speed line began on______.

A. December 26, 2012 B. December 25, 2012

C. November 26, 2012 D. November 25, 2012

2. Your parents and you will go to Guangzhou from Beijing. Your mother will take the first-class seat, your father and you will take the second-class seat, it’will take______yuan.

A. 2,595 B. 3,113 C. 3,631 D. 4,149

3. If you take the new line from Beijing to Guangzhou at an average speed of 300 kilometers an hour, it will reduce(減少) about______hours than before.

A.8 B.10 C.12 D.14

4. What is the writer’s purpose of writing this passage?

A. To tell people the longest High-Speed Railway began operating.

B. To give us something about the ticket price of the longest High-Speed Railway.

C. To describe some rail lines.

D. To tell how the architect builds the new line.

Answer 1

1.A

2.B

3.C

4.A

【解析】

試題分析：文章主要介紹了2012年12月26日京廣高鐵通車, 拉近了城市間的距離。

1.細節理解題。根據文中The world’s longest high-speed rail line goes through half of China. It began on December 26, 2012可知京廣高鐵于2012年12月26日開始運行，故選A

2.細節理解題。根據文中If you go from Beijing to Guangzhou, a first-class seat on the new high-speed line will cost 1,383 yuan, and a second-class seat will cost 865 yuan.可知1,383+865*2=3,113。故選B

3.細節理解題。根據文中Running at an average（平均） speed of 300 kilometers an hour, the new route cuts travel time between Beijing and Guangzhou from over 20 hours to about eight可知, 以前需要20多個小時, 現在需要約8個小時, 因此現在比以前減少約12個小時。故選 C

4.主旨大意題。通讀全文可知作者寫這篇短文的目的是告訴人們最長的高速鐵路開始運營；故選A。

考點：科技類短文閱讀。