短文改错 Most smokers want to stop smoke．Many of 1． them have tried more than once b

Most smokers want to stop smoke．Many of

1．________

them have tried more than once but fail．

2．________

Although they know smoking may kill them and

3．________

cause a serious illness yet they can't give up．

4．________

The reason is that tobacco contains nicotine,

5．________

a drug which gets one into habit of smoking

6．________

Once you start take the drug, it is hard to stop．

7．________

If you go without it for an hour or two, it

8．________

begin to feel bad．The only thing can stop

9．________

you feel bad is the drug contained in

10．________

the cigarettes．So your habit of smoking goes on．