What a good idea it is that Sarah and Dave are supposed to as movie characters for the party.
A. give up
B. call up
C. dress up
D. build up
网友回答
A. give up
B. call up
(答案→)C. dress up
D. build up
解析：短语辨析. A. 放弃;交出 B.打电话给;召集 C. 打扮;D. 增进.句意:萨拉和戴夫要穿上盛装像电影明星一样参加聚会是个多好的主意啊!故选C.