如面为自然界中碳循环示意图。(1)海洋能够吸收二氧化碳,其原因之一是二氧化碳可以跟水反应,请写出该反应的化学方程式: 。(2)请根据上图简述二氧化碳对生活和环境的影响(各写出一条即可):利: ;弊: 。
China has (rapid) become a world leader in high speed rail.Journeys that took days now take hours.
Beijing Opera brings to life many ancient (story) that help shape Chinese culture.
The Siberian tiger, known as the Northeast Tiger in China, is (large) tiger of all.
The noise made sleep (possible) , so I got up and read a book.
It’s popular (hire) a boat and row on the Xuanwu Lake.