问题
选择题
You shouldn't give up ________ English. It is important for us. [ ]
A. learn
B. learning
C. to learn
D. learned
答案
答案：B
搜题请搜索小程序“爱下问搜题”
You shouldn't give up ________ English. It is important for us. [ ]
A. learn
B. learning
C. to learn
D. learned
答案：B