Dinosaurs have completely died out on the earth,never____again.A.to be seen B.being seen为什么选A不选B?结果状语中 不定式不是表出乎预料的结果吗?怎么用的是不定式呢?

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Dinosaurs have completely died out on the earth,never____again.A.to be seen B.being seen为什么选A不选B?结果状语中 不定式不是表出乎预料的结果吗?怎么用的是不定式呢?

Dinosaurs have completely died out on the earth,never____again.A.to be seen B.being seen为什么选A不选B?结果状语中 不定式不是表出乎预料的结果吗?怎么用的是不定式呢?
Dinosaurs have completely died out on the earth,never____again.A.to be seen B.being seen
为什么选A不选B?结果状语中 不定式不是表出乎预料的结果吗?怎么用的是不定式呢?

Dinosaurs have completely died out on the earth,never____again.A.to be seen B.being seen为什么选A不选B?结果状语中 不定式不是表出乎预料的结果吗?怎么用的是不定式呢?
不定式是个很复杂的语法结构.不仅可以表示出乎意料的结果,还可以表示：目的,将来等很多意思.首先B是不对的,因为是表示现在进行时,在这里明显不对哈~
A的不定式在这里表示将来的意思：将来再也见不到了.和never刚好对应.又如
I don’t know what is to happen to us.我不知道我们会发生什么事.
The worst is still to come.还有最糟糕的事情要发生.
请选择为“满意答案”~

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