题目

好长的一个句子,出自新概念英语第三册第一篇课文,帮忙分析一下这个句子的语法和句型.
However,as the evidence began to accumulate,expert from London Zoo felt obliged to investgate,for the description given by people who claimed to have seen the pumar were extraordinarily similar.

提问时间：2020-10-06

答案

However 连词as the evidence began to accumulate 时间状语从句as 连词the evidence 主语began to accumulate 谓语 begin to doexpert 全句主语 (似乎应该是复数)from London Zoo 定语 修饰主语felt 连系动词oblige...