问题
选择题
— Why do you want to go to the wetland?
— _____ the different kinds of birds living there.
A. Keeping
B. To study
C. To keep
D. Study
答案
答案：B
搜题请搜索小程序“爱下问搜题”
— Why do you want to go to the wetland?
— _____ the different kinds of birds living there.
A. Keeping
B. To study
C. To keep
D. Study
答案：B