II. Combine these sentences with who or which
1. I thanked the woman who helped her.
2. The girl who won the race is happy.
3. The book which is on the table is mine.
4. I am using a sentence which contains an adjectives clause.
5. The building which was built on the side of the hill belongs to my father.
6.The mechanic who is repairing my bike is my uncle.
7. The students who didn't come to class yesterday explained their absence to the teacher.