用所给动词的适当形式填空 Mary ( )(lose)her pen.( ) you ( )(see) it here and there?

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用所给动词的适当形式填空 Mary ( )(lose)her pen.( ) you ( )(see) it here and there?
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用所给动词的适当形式填空 Mary ( )(lose)her pen.( ) you ( )(see) it here and there?
用所给动词的适当形式填空 Mary ( )(lose)her pen.( ) you ( )(see) it here and there?

用所给动词的适当形式填空 Mary ( )(lose)her pen.( ) you ( )(see) it here and there?
lost.Did.see

lost(过去式)
Did see

Mary (lost过去式 )(lose)her pen. (have现在完成时 ) you (seen )(see) it here and there?