问题
选择题
I was ___ my hand madly but he never once looked in my direction. [ ]
A. shaking
B. knocking
C. waving
D. trembling
答案
答案:C
I was ___ my hand madly but he never once looked in my direction. [ ]
A. shaking
B. knocking
C. waving
D. trembling
答案:C