题型:短文改错 题类:常考题 难易度:困难
仁爱科普版九年级上Unit 4 Amazing Science Topic 1 When was it invented?同步练习
Hundred of years ago, news was carried
by people on foot or by a horse.
It takes people a long time to receive news.
Now it is possible to sending words and pictures
in seconds. Billions of people learn about news
either by watching TV and by reading.
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