The newspaper is here .It __(come) a moment ago.I haven't read it yet.答案是came,那么我填has come 可不可以,为什么呢

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Thenewspaperishere.It__(come)amomentago.Ihaven''treadityet.答案是came,那么我填hascome可不可以,为什么呢Thenewspaperis

The newspaper is here .It __(come) a moment ago.I haven't read it yet.答案是came,那么我填has come 可不可以,为什么呢
The newspaper is here .It __(come) a moment ago.I haven't read it yet.答案是came,
那么我填has come 可不可以,为什么呢

The newspaper is here .It __(come) a moment ago.I haven't read it yet.答案是came,那么我填has come 可不可以,为什么呢
The newspaper is here .It __(come) a moment ago.I haven't read it yet.
答案:came
a moment ago 表示:一会儿前,是过去时间,所以用一般过去时,而不能用现在完成时.

不行,ago 是过去时态标志 ,须死记

不可以,只能用came,从a moment ago可以看出应该用一般过去时。