Complete the sentences with the correct form of the verb to be: affirmative (+) or negative (–).
1 Tom __ from Paris. (+)
2 We __ good friends. (–)
3 I __ an English student. (+)
4 Kevin and Ali __ on holiday. (+)
5 Anna __ my best friend. (+)
6 I __ a doctor. (–)
7 Steve __ 21. (+)
8 Jenny __ at school today. (–)