He hasn't been here( )the morning of March 2nd.Auntil B since C on D in 我怎么感觉A和B都行啊帮我解释清楚啊.请说明为什么不选A..

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He hasn't been here( )the morning of March 2nd.Auntil B since C on D in 我怎么感觉A和B都行啊帮我解释清楚啊.请说明为什么不选A..
He hasn't been here( )the morning of March 2nd.Auntil B since C on D in 我怎么感觉A和B都行啊
帮我解释清楚啊.请说明为什么不选A..

He hasn't been here( )the morning of March 2nd.Auntil B since C on D in 我怎么感觉A和B都行啊帮我解释清楚啊.请说明为什么不选A..
因为主句是完成时,而since是完成时的标志,所以应该选B

因为since 引导的词要用完成事态,前面都已经写了hasn't been (完成事态)
here-----come
如果要用until的话就应该是He didn't come ( until)the morning of March 2nd

希望我的回答能够帮到你,望采纳!祝你学习进步,天天快乐。O(∩_∩)O C 具体某一天的morning 用on 选B 用完成时态一定要加 since 自从

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