用方框中所给词或词组的适当形式填空,使短文正确、通顺,每词限用一次...答:用方框中所给词或词组的适当形式填空,使短文正确、通顺,每词限用一次 (live , million , environment , depend , support , of , healthy , protect , danger , change )Why should we care ? What is happening to the(envirenment )? Global(全球的)warming, greenhouse gases, ...