葱头 2010-4-25 19:42
请教一道英语题
Although he is very old,____________he still works very hard.
A or B but C and D yet
请教为什么选D 能说一下B 为什么不可以？谢谢.
jerry0524 2010-4-25 20:04
b不符合英语语法，英语中：although,though, because, 等都是单吊的。.
胖妞她妈 2010-4-25 20:05
因为一句话里只能有一个连词，or， but，and都是连词，只有 yet是副词。.