问题
选择题
My friends and I often _____ after school.[ ]
A. walk to home
B. walks home
C. walking home
D. walk home
答案
答案：D
搜题请搜索小程序“爱下问搜题”
My friends and I often _____ after school.[ ]
A. walk to home
B. walks home
C. walking home
D. walk home
答案：D
牙髓炎治疗应选用（）。