Омогите пожалуйста. Поставьте следующие предложения в отрицательную или вопросительную форму. 1.My pen is thin. 2. Kate is a teacher. 3. She is opening the exercise- book. 4. Jake is an engineer. 5. I m closing the door. 6. Tom is a good boy. 7. This is my book.

Я напишу оба варианта, то бишь, и отрицательный, и вопросительный. 

1) My pen isnt thin. Is my pen thin?
2) Kate is not a teacher. Is Kate a teacher?
3) She is not opening. Is she opening?
4) Jack is not an engineer. Is Jack an engineer?
5) Im not closing the door. Am I close the door?
6) Tom is not a good boy. Is Tom a good boy? 
7) This is not my book. Is it my book?