Bài tập về “to be” ( is / am / are )

Bài tập 1.
1. It ……………………… cold today.
2. I ……………………… at home now.
3. They ……………………… Korean.
4. There ……………………… a pen on the desk.
5. My name ……………………… Nikita.
6. We ……………………… from Ukraine.
7. That ……………………… right.
8. I ……………………… OK, thanks.
9. Clara and Steve ……………………… married.
10. She ……………………… an English teacher.
11. This book ……………………… mine.
12. Jane and Peter ……………………… married.