помогите пожалуйста . .use pronouns to complete the sentences :

use pronouns to complete the sentences :
1.I can't find my pen.May i use ...yes of course .
2.Some people talk about ...jobs all the time.
3.I like tennis.it's... fovourite sport.
4.I saw Liz and Philip with .. son Bill.
5.I don.' like dogs.I'm afraid of ...
6.Where is Ann?I want to talk to ...
7.I don't know David's wife.do you know ...
8.where are the tickets?I can't find ...
9.Mary is going out eith ...friends this evening .