The building, in the shape of an egg, is now just for tourists.
A. designing
B. designed
C. to be designed
D. having designed
网友回答
A. designing
(答案→)B. designed
C. to be designed
D. having designed
解析：考查非谓语动词。Building与design是动宾关系，即design the building，是动宾关系时，作定语应该用过去分词，designed相当于which isdesigned。排除A、D；根据句意可知，这栋大楼已经建好，故不用不定式，排除C。故选B。