have yet to do sth.=have not yet done sth.可以这么说。have yet to do sth 还没做某事have not yet done sth.同样的意思：还没做某事如：I haven't met him yet.我还没见到他。=I have yet to meet him.我还没见到他。We have yet to decide what action to take 我们还没有决定采取什么行动。= We have not decided what action to take.我们还没有决定采取什么行动。...
