Theintroductionofprogrammeslikethesewillhopefullyhelpendthe______destrucionOftheenvironmentandseealternativeenergy______aroundtheworld.A.tentative;promotedB.systematic;promotedC.tentative;promotedD.systematic;promoted这一

　　Theintroductionofprogrammeslikethesewillhopefullyhelpendthe______destrucionOftheenvironmentandseealternativeenergy______aroundtheworld.

　　A.tentative;promoted

　　B.systematic;promoted

　　C.tentative;promoted

　　D.systematic;promoted

　　这一题的第一空根据意思很好理解,但是第二空理解不了.什么叫可替代能源促进世界.

　　刚才打错了，C和D的后面是beingpromoted