We cannot figure out quite a number of students were infected with the flu.A. that B. whe

发布时间：2020-08-16 14:54:51

We cannot figure out      quite a number of students were infected with the flu.
A. that
B. when
C. why
D. where

网友回答

A. that
B. when
(答案→)C. why
D. where
解析：考查名词性从句。句中why引导宾语从句，在从句中作原因状语，故选C。
以上问题属网友观点，不代表本站立场，仅供参考！