摘要: 答案D 考点:考查动词时态. 解析:句意为:“我现在很累.我整个下午一直在购物.我好像什么事都没做成似的. 由语境可判断选D项. 30 Mother wanted to be a good provider, a role she since her marriage to Father. A shoulders B shouldered C is shouldering D has been shouldering 答案:D 考点:考察时态. 解析:在本句since 表示自从过去到现在, 所以用现在完成时, 现在完成进行时为现在完成时的一种.

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