初中英语：第一条彩虹隧道 The First Rainbow Tunnel
Today, when I read the newspaper, I saw the interesting news, it is said that the first rainbow tunnel has been built in our country. I have seen many tunnels when I went out by bus, every time when the bus went through the tunnel, it was so dark, I felt not good, it just like I went to another gloomy space. But the rainbow tunnel is ver
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