将下列句子变成一般疑问句,并作肯定或否定回答。
1. He is Mr Black.
_______________________________?
Yes, ______________.
2. I am in Grade 1.
_______________________________?
No, ______________.
3. You are workers.
______________________________?
No, ______________.
4. This is my book.
_______________________________?
Yes, _____________.
5. That is an English dictionary.
_____________________?
No, _____________.