问题
选择题
It is important for us _______ a way to stop H1N1. [ ]
A. find
B. to find
C. finding
D. found
答案
答案：B
搜题请搜索小程序“爱下问搜题”
It is important for us _______ a way to stop H1N1. [ ]
A. find
B. to find
C. finding
D. found
答案：B
