问题
选择题
The Internet is really ______ to us. We can easily find the information we need.[ ]
A. safe
B. hard
C. boring
D. useful
答案
答案：D
搜题请搜索小程序“爱下问搜题”
The Internet is really ______ to us. We can easily find the information we need.[ ]
A. safe
B. hard
C. boring
D. useful
答案：D
