The scientists are trying to ___ natural energy to decrease

Scientists are trying to ____ Scientists are trying to make robots ( Scientists in the world are trying to ______ ways to deal wi Scientists are trying to think of a better way to _____ the Some scientists are trying to find out the 原因 for the haze w 英语翻译Scientists are trying to make the deserts（沙漠） into good Scientists are trying to make the deserts（沙漠） into good land "Scientists are trying to make the deserts into good land ag 一篇英语阅读Scientists are trying to make the deserts (沙漠) into go 阅读理解Scientists are trying to make the deserts into good land 英语翻译Scientists are trying to make the deserts into good land Scientists are trying to make the deserts ,which get very li