His new girlfriend had omitted to tell him that she was married.his new girlfriend had omitted to tell him that she was married.选择一个词汇替换Omitted.omitted的意思是遗漏\疏忽,答案为什么不选left out,却选failed呢?

His new girlfriend had omitted to tell him that she was married.his new girlfriend had omitted to tell him that she was married.选择一个词汇替换Omitted.omitted的意思是遗漏\疏忽,答案为什么不选left out,却选failed呢?
His new girlfriend had omitted to tell him that she was married.
his new girlfriend had omitted to tell him that she was married.选择一个词汇替换Omitted.
omitted的意思是遗漏\疏忽,答案为什么不选left out,却选failed呢?

His new girlfriend had omitted to tell him that she was married.his new girlfriend had omitted to tell him that she was married.选择一个词汇替换Omitted.omitted的意思是遗漏\疏忽,答案为什么不选left out,却选failed呢?
意思是对的,可是leave out后 不用to do .例如：You've left out a zero in this phone number.你在这个电话号码中漏掉了一个零.（朗文字典中的原句）.而fail 后面可以用to do 表示没能做某事.
选词替换不仅要看意思,还要看搭配.

left up 一般讲被落下的（人）

fail to do sth 意思是：未能(做) ..., 没能(做) ...