<文意選填>[題組:第21題到第30題]Some think that burying part of it in the sand would serve the purpose. One scientist has even suggested building a ______ shelter to protect it at night and during bad weather. The walls of the shelter could be retracted into the ground during the day so that visitors could see the Sphinx. (A) movable (B) installed (C) diversified (D) problem (E) aged (F) planning (G) measured (H) constructing (I) exact (J) deteriorating (K) statue (L) religious
