英语选修六P21的练习,要求用it的句式改变句子,意思不变

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英语选修六P21的练习,要求用it的句式改变句子,意思不变

英语选修六P21的练习,要求用it的句式改变句子,意思不变
英语选修六P21的练习,要求用it的句式改变句子,意思不变

英语选修六P21的练习,要求用it的句式改变句子,意思不变
1.It is difficult to give up smoking.
2.It seems that some young people think they look sttractive when they smoke
3.It is believed that smoking causes cancer
4.It is no use trying to quit on a strssful day
5.It is astonishing that China produces one-third of the world's cigarettes.
6.It is illegal to advertise cigarettes in the country.
7.It is wonderful that my father has quit smoking at last
8.It was a dark and stormy night when the old man started his journey
9.It is likely that you could suffer from bad health if you keep smoking
10.It is necessary for you to take pills to control your blood prssure.