0 I haven't finished my homework, yet.
1 I didn't start dreading books in English last year.
2 My father met my mother at school.
3 They have been friends since they were seven.
4 My sister brought a dog last week.
5 The dog has lived with us since then.
6 We haven't lived in this town since 2010.
7 My mother worked at school three years ago.
8 My father has worked as a teacher for many years.
9 She has not fed her cat yet.