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英语
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The traffic accidents in the city decreased by 30% last year.
The traffic accidents in the city decreased 30% last year.两句都对么?意思一样么?
人气：247 ℃ 时间：2020-09-22 07:00:25
解答
第一句是对的,介词by表示“减少了.”不可缺.介词to表示“减少到.”
第二句是错误的.
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英语翻译
(1/3)During the past year,the number of traffic accidents in that city(
traffic accidents killed more than 104,000 people in China last year ,or more than 280 people each
Traffic accidents killed more than 104,000 people in China last year,or more than
____people died in the traffic accident in the world last year.
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有一深井的深度为700米,在井口自由释放小石块,经过多少时间可听到回音?
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