我认为对人们最有帮助的发明是电灯泡。
I think the most helpful invention to people is the light bulb.I think the most helpful invention to people is the light bulb.
【答案】I think the most helpful invention to people is the light bulb.
【解答】
【点评】
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发布：2024/10/4 8:0:2组卷：5引用：2难度：0.7
