题目内容
选出意思与画线部分相同的选项
He was ill, so he couldn't come.
[ ]
A．therefore
B．and therefore
C．but
D．although
答案：B
解析：
解析：
|
so作为连词连接结果状语从句，相当于and therefore，故B项正确。therefore是副词，可以承上启下地连接两个句子，其前常用分号或与and连用。如：He was ill；therefore he didn't come. /He was ill and therefore he did not come. (他病了，所以没来。) |
练习册系列答案
相关题目