1. An umbrella is a thing which is usefull in the rain.
2. Homework is a work which you doing after school.
3. An email is a electronic message which you are sending.
4. A teacher is a person who helps you in learning.
5. An album is a music which on CD.
6. A parent is a person who has childs
7. Basketball is a sport which you playing in a court.
8. You is a person who enjoys a grammar.
EX 51. Who's
2. Whose
3. Whose
4. Who's
5. Who
6. Who
