Помогите, надо вставить правильную форму глагола To Be
1. Our financial manager… American. 2. Our department … empty. 3. The delegation … late. 4. I … glad to meet you. 5. We …your clients. 6. The secretary … at the reception. 7. Our new workers … very competent. 8. This .. my colleague. 9. ,,, you from the Marketing Department? 10. What … he?

1 - is

2 - is

3 - is

4 - am

5 - are

6 - is

7 - are

8 - is

9 - are

10 - is