помогите 9 и 10!!!!!!!!!!!

9 упражнение
1) we're
2) isn't
3) Are

10 упражнение
тут нужно составить правдивые предложения)
1) My teacher isn't tall.
2) My classmates aren't English.
3) I'm at school today.
4) We're in the classroom now.
5) It's cold today.