问题
选择题
The islands developed on their own for 80 million years and _______ have many rare
animals found nowhere else.
A.soon
B.so
C.early
D.yet
答案
答案:B
词义辨析。A.不久 B. 因此C. 提早D. 仍旧。句意:这个小岛独自发展了80万年,因此能找到其他地方没有的稀有动物。故选B。