Reading(2)1. nature n. 大自然,自然界natural adj. 自然的 naturally adv. 自然地2. one of the worlds most important wetlands= one of the most important wetlands_ _ _ . in the worldone of后面n. 用复数n. 前的adj. 常用最高级做主语谓语用单数之一nature reservee.g. How many _( 自然保护区) for birds are there in China?nature reserves1)China is _ _ _ _ _ _ for cars .( 最重要的市场之一)one ofthemost important markets2) One of the girls _(come) from the USA.comes3. provide sth. for sb.为某人提供某物= provide sb. with sth.1) 他们供给我们食物。They _food _us provide for =