Answer about New oriental's book for RC
Analysts blamed May's sluggish retail sales on unexciting merchandise as well as the weather, (colder and wetter than was usual in some regions. which slowed) sales of barbecue grills and lawn furniture.
(A)colder and wetter than was usual in some regions, which slowed
(B)which was colder and wetter than usual in some regions, slowing
(C)since it was colder and wetter than usually in some regions, which slowed
(D)being colder and wetter than usually in some regions, slowing
(E)having been colder and wetter than was usual in some regions and slowed
答案是B,可是这里为什么要用usual,C,D中的usually为什么不对呢?
谢谢! |