Fill in the gaps with who or which.
*Refer to the Grammar Reference if necessary.
1-Beatrice is a person ... challenges us.
2-She is a great teacher ... helps me to learn a lot about British novels and poetry.
3-A person ... has a good head on his shoulders is intelligent.
4-Honesty is the quality ... i value most in my friends.
5-A person ... never lets you down is reliable.
6-A gentle person is a person ... is nice and kind, never angry.
7-He is a sweet, gentle boy ... wouldn't hurt a fly.
8-Jack always sounds so positive and confident that i can't find any argument ... could beat him.
9-A person ... likes socialising is usually easy to get along with.
10-Karen's very loyal, she never says a word ... can hurt her friends.
Помогите пожалуйста. Срочно надо.