Most of us are familiar with the “Silk Road”, a network of land trading routes which connected northwestern China to Europe since the Han dynasty. With 【小题1】(it) recent popularity, you may have heard of the “Ancient Tea Horse Road” as well, another network of land trading routes that connected China to various 【小题2】 (part) of Asia and Europe before sailing became common. Historically, the “Ancient Tea Horse Road” is no less 【小题3】 (value) than the “Silk Road". And because of their respective locations, sometimes the “Ancient Tea Horse Road” is referred to as the “Southern Silk Road”.

The “Ancient Tea Horse Road” got its name as Chinese tea and horses were the main products 【小题4】 (buy) and sold along the route. Recently, historians 【小题5】(trace) the origins of the “Ancient Tea Horse Road" back to the Tang dynasty, 【小题6】 tea was being transported out of Yunnan to Beijing, Tibet, and other places. The “Ancient Tea Horse Road” was 【小题7】 (far) developed during the Song and Ming dynasties, and remained 【小题8】 busy trading route all year round until the Qing Dynasty.

The “Ancient Tea Horse Road” served 【小题9】 not only a trading route, but also a bridge connecting different races-such as Han and the Tibetan people. It is located near the“Roof of the World"，and is where many minority groups are located, 【小题10】 (make) it a spot of many attractions.

It is 【小题1】(common) known that the emission (排放) of carbon dioxide and other greenhouse gases causes great effect on our planet. To control climate change, great efforts 【小题2】 (make) across the world in the past few decades. In 1978, China began 【小题3】 national-level forestation project -the Three North Shelterbelt Forest Program, also 【小题4】 (know) as the “Great Green Wall”. The program has seen trees planted in 13 provinces and autonomous regions of northern China to act 【小题5】 windbreaks (防风林). The Kubuqi Desert in Inner Mongolia has also set a good example to those 【小题6】(struggle) against desertification (沙漠化). Now about 33% of the Kubugi Desert is covered with trees and bushes.

In September, China set new goals 【小题7】 (deal) with the problem, aiming to have carbon dioxide emissions peak before 2030 and achieve carbon neutrality (碳中和) before 2060. Carbon neutrality 【小题8】 (refer) to achieving zero carbon dioxide emissions. If China’s goal is achieved, it will lower 【小题9】 (globe) warming by around 0. 2 to 0. 3℃ alone, according to Climate Action Tracker (CAT). It is the biggest single reduction 【小题10】has been estimated by CAT.

China will allow all couples to have two children, 【小题1】 (give) up its decades-long one-child policy, the Communist Party of China (CPC) 【小题2】 (announce) after a key meeting on Thursday.

The change of policy is intended to balance population development and meet the challenge of an aging population, according to a communique (公报) 【小题3】 ( issue ) after the Fifth Plenary Session of the 18th Communist Party of China (CPC) Central Comnmittee held from Monday to Thursday.

The proposal must be approved by the top legislature (立法机关) 【小题4】 it comes into force.

China’s family planning policy was first introduced in the late 1970s 【小题5】 (control) the rapid 【小题6】 (grow) of the population by limiting most urban couples 【小题7】 one child, and as to rural couples, they can have two children on condition that their firstborn child was a girl. The policy was later relaxed. Parents 【小题8】 were both only children in their family could have 【小题9】 second child.

The one-child policy was 【小题10】 (far) loosened in November 2013 after the Third Plenary Session of the 18th CPC Central Committee, and couples are allowed to have two children if one of them is an only child.