问题
选择题
You must ____________ a good mountain bike.[ ]
A. had
B. have
C. has
D. having
答案
答案：B
搜题请搜索小程序“爱下问搜题”
You must ____________ a good mountain bike.[ ]
A. had
B. have
C. has
D. having
答案：B
页面设置”命令，可以设置文本的（）。