—Serina has been watching the TV series the whole night.

— ________.

A.So her parents have  B.So have been her parents

C.Her parents have been so  D.So have her parents

 

【答案】D
【解答】

D

【解析】答案 D [考查倒装句。结合句意可知是她的父母也是如此,所以用“so+助动词/系动词/情态动词+主语”的形式。“so+主语+系动词/助动词/情态动词”表示“的确如此”。]