•1.It is a beautiful day.

•2.It is 20 kilometres to the castle.

•3.It was time to quit smoking.

•4.It seems amazing that at my age I am still fit enough to...

•5.It is no use crying over spilt milk

•6....you are finding it hard to quit smoking.

•7.I know how easy it is to begin smoking and how tough it is to stop.

（Impersonal"it"can be used to talk about time,distance,weather,cost etc.

•What day is it?

•What is the weather like today?

•How far is it from here to our company?

•.......

•"it"can be used in the subject or object position to stand for an infinitive,ing-form or a clause.

formal subject formal object）

Step 4 Consolidation

Rewrite these sentences using an"it"structrue.The sentences have been started for the students.

•1.My father has quit smoking at last.(It is wonderful...)

•2 Giving up smoking is difficult.(It is...)