__ men have learned much from the behavior of animals is hardly new.A.That B.Those C.WhatD.Whether 为什么不选C?并翻译句子.

问题描述:

__ men have learned much from the behavior of animals is hardly new.A.That B.Those C.What
D.Whether 为什么不选C?并翻译句子.

主语从句That=men have learned much from the behavior of animals

__ men have learned much from the behavior of animals这是一个主语从句,而What需要在从句中缺乏主语或宾语时才能使用因为它要充当句子成分的,但是that就不用仅仅起到一个引导作用翻译的时候That不做翻译,这题的从句句子成分是完整的,所以选that

A
因为men have learned much from the behavior of animals 这部分不缺成分
人们从动物那里学到很多的行为举止不是什么新闻

这句话不需要任何含义,只需要一个连接词。what是代词。
祝你学习快乐!^_^望采纳,谢谢。

人们从动物的行为身上学到很多事情(men have learned much from the behavior of animas) 已经不是新鲜事儿了(is hardly new) 已经是一个完成的句子 直接加上That用其引出 如果换一个句子 what man can learn from...