题目

Whose bedroom is this? It’s _____________ bedroom.A. Kitty and Lily B. Lily and Kitty C. Kitty and Lily’s D. Kitty’s and Lily’s 答案：【答案】C【解析】句意：这是谁的卧室？是凯蒂和莉莉的卧室。考查名词所有格。Kitty and Lily’s bedroom：凯蒂和莉莉的卧室，指凯蒂和莉莉共享一个卧室，Kitty’s and Lily’s bedrooms：凯蒂和莉莉的卧室，指凯蒂的房间和莉莉的卧室，两个卧室。根据上文“Whose bedroom is this?”结合主语It单数，可知一个房间计算：