题目内容:
By listening to the sounds fishes make, man can learn all the following except ______.
A. their sizes
B. the usual pattern of their migrations
C. their environments
D. their habits
参考答案:
By listening to the sounds fishes make, man can learn all the following except ______.
A. their sizes
B. the usual pattern of their migrations
C. their environments
D. their habits