问题 选择题
---Where were you this morning?
---I _____________ in the supermarket.
A.will shopB.am shoppingC.was shoppingD.have shopped
答案

C

考查动词的时态。根据句意,问句中用了were,应该用过去时来回答。was shopping是过去进行时,符合句意。故选C。

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