4 Students often make mistakes with it's made of ... . Correct the mistakes in these sentences. Two of the sentences are correct. 1 In the summer I prefer wide trousers of natural material. 2 My grandmother's ring is made of silver. 3 This old table is made of wood.v This old table is made of wood. 4 I really like clothes of cotton. 5 Cuzco is a historical place. You can find lots of things of gold and silver. ... ***