I had to ________ all the responsibilities of taking care of the house when mom had a terrible car accident．A.take overB.take upC.hand overD.hand in
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A解析考查动词词义辨析。句译为：妈妈出了车祸后，我不得不接管照料房子的任务。take over“接任，接管”；take up“出现，露面”；hand over“移交”；hand in”上交”。