Only 16 percent of China’s area ____ covered with forests, s

In 1850,about a third of U.S.A___(be) covered by forests. △In1850,about a third of U.S.A.( )covered by forests.A.were 英语翻译1.翻译(并解释这里with的意思)With over 60 percent of China's search China’s ethnic minorities______less than 10 percent of its t 英语语法句子结构Twenty-one percent of China's exports go to the U.S. We should protect water,for only 3 percent of the world's wa 英语翻译I read that replacing only 5 percent of America's diesel In 1620,about half the U.S.A.was covered by forests. 21.____ most of the earth’s surface is covered by water,fres About——percent of the earth'ssurface is covered with water Twenty percent of country is covered by islands.为什么不是with? three quarters of the earth's surface is covered with water.