—Alltheworkerswenthomeyesterday      Mr.White.Why?—Beca...

问题详情：

—All the workers went home yesterday       Mr. White. Why?

—Because he was on duty.

A. except                   B. besides                  C. except for

【回答】

选A。由题意知, Mr. White没有回家, 此处意为“除……之外”, 用except。

知识点：介词和介词短语

题型：选择题