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　　Being not far from the sea, London is famous 1 its fogs. The worst of them 2 on December 4,1952. All movement in the town came to stop. It was almost impossible to drive or ride in anything. The streets which 3 into the center were filled with buses that moved two miles an hour. 4 however, the traffic was stopped. Being left by their 5 , the buses and cars stood empty in the streets. Many who usually traveled by bus took underground. But there were 6 many people there that the gates had to be closed. Being caught in the fog, people felt their way along the walls of houses with one hand, while they put out 7 in front of than so as not to knock against something or somebody.

　　At the Opera House(歌剧院) they got through the first act of La Traviata before so 8 fog had spread into the building that the 9 could not see the conductor.

　　It was a 10 fog, indeed, and as many as 4000 people in London lost their lives.

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