用所给动词的适当形式填空 Mary ( )(lose)her pen.( ) you ( )(see) it here and there?
问题描述:
用所给动词的适当形式填空 Mary ( )(lose)her pen.( ) you ( )(see) it here and there?
答
Mary (lost过去式 )(lose)her pen. (have现在完成时 ) you (seen )(see) it here and there?
答
lost(过去式)
Did see
答
lost.Did.see