Transform the sentences according to the model to practise the use of the Infinitive.
Model:
The customs and traditions, which we should study, are very interesting.
The customs and traditions to be studied by us are very interesting.
I. The museum, which they should visit, is far from here. 2. The book, which the students should read, is interesting. 3. The report, which I should prepare, is about the climate of this country. 4. The ring, which he should present, is very beautiful. 5. The sweater, which she should knit, is of the white colour.