问题补充:
with the size of the whole earth, the highest mountain does not seem high at all.
A. Compare
B. Comparing
C. When compared
D. When comparing
答案:
A. Compare
B. Comparing
(答案→)C. When compared
D. When comparing
解析:本题考查非谓语动词。句意为:与整个地球相比,世界上最高的山似乎一点也不高了。这是一个省略了的状语从句,完整的句子应是When it is compared with the size of...