Have you seen a ( )pen I left it here this morning.Is it( )black one?I think I saw it somewhere.

问题描述:

Have you seen a ( )pen I left it here this morning.Is it( )black one?I think I saw it somewhere.
Is it ( ) black one I think I saw it somewhere.
这两个空都填什么?请说明原因.

Have you seen a (ny )pen 一般疑问句,用any指任何的
I left it here this morning.
Is it(a )black one?一个黑色的,用冠词a
I think I saw it somewhere.额..这道题要求填冠词的。第一个空填 aa表示泛指,不确定哪个第二个空填 thethe表示特指,就特指那个黑色的确定吗?我马上要考试的啊确定