题目内容
The magician picked several persons ______ from the audience and asked them to help him with the performance.
A. by accident
B. on occasion
C. on average
D. at random
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
题目内容
The magician picked several persons ______ from the audience and asked them to help him with the performance.
A. by accident
B. on occasion
C. on average
D. at random
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||