南平历史悠久，是闽江源头、“双世遗”武夷山所在之地、朱熹宋慈故里、山水生态之城等，拥有丰富的文化资源。当前，闽北传统村落保护的形势严峻，部分文化遗产处境濒危。为此，20l5年全国“两会”期间，闽北籍全国人大代表提出议案，建议加强闽北传统村落化保护与传承扶持力度。议案指出，闽北古村落、古民居、古建筑作为历史和文化的载体，承载看传统建筑规划布局的经典理论和精湛的建造技艺，集中展现了闽北特色风情，体现了闽北人民与自然和谐相处的传统生态文化。

运用文化传承的有关知识，说明加强闽北传统村落文化保护的理由。

我国引进良种红安格肉牛后，使其快速繁殖使用的方法有（   ）
①发酵工程②组织培养③基因工程④克隆⑤细胞工程⑥体外受精和胚胎移植

如图是人体主要内分泌腺示意图，请回答问题：

    Earth Day is an event ____ (annual) celebrated on April 22.____ (found) by Senator Gaylord Nelson, an American politician and environmentalist, it was originally aimed at helping the public to know the current situation of pollution and ____ (get) people to care about the earth.

    In 1962, Rachel Carson's bestseller “Silent Spring” created an ____ (aware) of the dangerous effects of pesticides(农药）. Then, a fire,____broke out in 1969 on Cleveland's Guyahoga River, revealed the problem of chemical pollution in water. Senator Gaylord Nelson dreamed of____similar event that would get people to take environmental issues seriously. In 1969, he was inspired by protests against the Vietnam War and came up with the idea for Earth Day.

    In the fall of 1969, Nelson announced it and appealed to the entire country to get involved. Consequently, telegrams, letters and telephone calls ____ all over the country poured in. Since 1970, Earth Day celebrations have grown. Later, Nelson____(award) the Presidential Medal of Freedom because of his work.

    Today, numerous communities celebrate Earth Week, an entire week of____(activity) focused on the environmental issues. In 2017, the March for Science ____(occur) on Earth Day and was followed by the People's Climate Mobilization on April 29.