---Iheardthatthereareafewseatsleftfortonight’sshow. ---...

问题详情：

--- I heard that there are a few seats left for tonight’s show.

  --- Really? I was under the impression ______ they were sold out a long time ago.

A. what                           B. which                      C. that                         D. where

【回答】

C

知识点：连词

题型：选择题