I finished thework as requested. 我按要求完成了工作。
He had failedto visit her as promised. 他没有按他的诺言来看望她。
We can’tregard the matter as settled. 我们不能认为这事已经解决。
I take it forgranted you have read the book. 我以为你读过这本书。
过去分词用作介词宾语通常只见于某些固定结构中，如 as / regard…as / take sth for granted. 在其他情况下，介词后通常不直接跟过去分词作宾语，若语义上需要可换用“being+过去分词”。如：
Instead of being criticized, he ought to be praised. 他不应受到批评而应受到赞扬。