单选题
Which of the following can produce the strongest shock?
A、
The electric eel.
B、
The electric catfish.
C、
The newly-born electric torpedoes.
D、
The fully-grown electric ray.
【正确答案】
A
【答案解析】
[解析]由文章第四段中的“Another famous example is the electric eel．This fish gives an even more powerful shock．”可知答案为A。故应选A。
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