67. (28020-!-item-!-188;#058&003766)
A pair of architects in Britain, who say that giant arches, bridges, and walls made of artificial bone could be easier to design and build than conventional structures, and already designed a number of structures, including a bridge, for showing how their idea would work.
(A) build than conventional structures, and already designed a number of structures, including a bridge, for showing (B) build than conventional structures, and they have already designed a number of structures, which includes a bridge, to show (C) build than conventional structures, have already designed a number of structures, including a bridge, to show (D) also to build than conventional structures, already designed a number of structures, including a bridge, which shows (E) to build than with conventional structures, have already designed a number of structures, including a bridge, which shows
key: C 这里比较对象是giant arches, bridges, and walls 和conventional structures吗,感觉意思不对等阿? |