问题
选择题
Yesterday evening, I _______ along the street when I suddenly met my maths teacher.[ ]
A. walk
B. walked
C. was walking
D. am walking
答案
答案：C
搜题请搜索小程序“爱下问搜题”
Yesterday evening, I _______ along the street when I suddenly met my maths teacher.[ ]
A. walk
B. walked
C. was walking
D. am walking
答案：C