forbidding the last drop of water to be our tear.为什么加to?

forbidding the last drop of water to be our tear.为什么加to? 不要让最后一滴水变成我们的眼泪Forbidding the last drop of water be our tear If we don't save water,the last drop of water would our tear don't let your tear be the last drop of water in the world 以If we don't save water ,the last drop of water will be our if we don't save water the last drop of water will be our te The last drop of water couid be our tears,so save water ,tak "If we don't save water,the last drop of water would our tea 电视广告If we don't save water ,the last drop of water will be o Big drop of cold water dropped down on to the Good to the last drop.搜翻译 He ________(choose) to be the monitor of our class last term