问题
选择题
—Have you heard of the blue whale?
—Yes. I know it's the world's largest _____.[ ]
A. plant
B. animal
C. bird
D. man
答案
答案：B
搜题请搜索小程序“爱下问搜题”
—Have you heard of the blue whale?
—Yes. I know it's the world's largest _____.[ ]
A. plant
B. animal
C. bird
D. man
答案：B