问题
选择题
It is important for us ______ English well. [ ]
A. to learn
B. learning
C. learns
D. learned
答案
答案：A
搜题请搜索小程序“爱下问搜题”
It is important for us ______ English well. [ ]
A. to learn
B. learning
C. learns
D. learned
答案：A