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英语填空In the old days,London was k_______ as a city of fog.The

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英语填空
In the old days,London was k_______ as a city of fog.The fog was as thick as pea soup.London's fog was c______ by factory smoke,so it was called "smog".The smog was so thick that car and bus drivers could h_______ see the road in front of them even during the daytime.People had to w______"smog-masks"over their faces when they went out.
In December 1952,a very thick dark c______ came down over the city.It was the w_______ smog Londoners had ever had.Nearly fifty people died in road accidents.Much more people b_______ very unhealthy.After three weeks,the smog began to l________ slowly.Life in London came back to normal.But not long after that,over 4000 people died as a r_____ of the smog.In 1956,the British s_______ burning coal in houses and factries in the city,London's air got cleaner.
楼上老兄这觉悟也太低了.
In the old days,London was (known) as a city of fog.The fog was as thick as pea soup.London's fog was (created) by factory smoke,so it was called "smog".The smog was so thick that car and bus drivers could (hardly) see the road in front of them even during the daytime.People had to (wear) "smog-masks"over their faces when they went out.
In December 1952,a very thick dark (smog) came down over the city.It was the worst smog Londoners had ever had.Nearly fifty people died in road accidents.Much more people (became) very unhealthy.After three weeks,the smog began to (leave) slowly.Life in London came back to normal.But not long after that,over 4000 people died as a (result) of the smog.In 1956,the British (stopped) burning coal in houses and factries in the city,London's air got cleaner.