问题
选择题
_____ important for us _____wild animals and birds. [ ]
A. It; protect
B. It; protecting
C. It's; to protect
D. They're; protect
答案
答案：C
搜题请搜索小程序“爱下问搜题”
_____ important for us _____wild animals and birds. [ ]
A. It; protect
B. It; protecting
C. It's; to protect
D. They're; protect
答案：C
