our English teacher always walks a_____ the classroom while we are reading aloud.
问题描述:
our English teacher always walks a_____ the classroom while we are reading aloud.
答
about
walk about/ around.... 在。。。。走来走去
========如有疑问,马上追问!祝学习进步========
答
应该是:across
walk across:穿越、穿过