问题 选择题
      he thought he was helping us with the work, he was actually in the way.            
A.AlthoughB.UnlessC.BecauseD.When
答案

A

 主从句之间存在着转折关系。虽然他认为他在帮忙,实际上他却是妨碍我们的工作。故选A。

单项选择题
单项选择题