Ⅰ.短文改错
(2020·保定四月检测)With a history of more than 2，000 years，the Great Wall is one of the greatest wonders in the world.Some of it sections are now in ruins，and some have been disappeared.Badaling is the largest section which remains.Sit on the steep mountains，Badaling is popular known as “the key to the northern gate”．It attract a large number of visitors every year.A good many foreign leader will climb it when coming China.Since 1957，Badaling had received over 400 world leaders and about 150 million visitors at home or abroad.Now it is regarded as the first brand of China's tourism industry.
答案：
With a history of more than 2，000 years，the Great Wall is one of the greatest wonders in the world.Some of sections are now in ruins，and some have 
disappeared.Badaling is the largest section remains. on the steep mountains，Badaling is known as “the key to the northern gate”．It a large number of visitors every year.A good many foreign will climb it when coming China.Since 1957，Badaling received over 400 world leaders and about 150 million visitors at home abroad.Now it is regarded as the first brand of China's tourism industry.
