语法与词汇
41.
The magician picked out several persons______ from the audience and asked them to help him with the performance.
A、
by accident
B、
on average
C、
on occasion
D、
at random
【正确答案】
D
【答案解析】
D项“at random随意的”符合题意。其他三项“A项by accident偶然的；B项on average平均的；C项on occasion有时”都不正确。本题空格处是说魔术师从观众中随意选了几人。因此D项为正确答案。
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