---Is that your friend?

--- ______________.

A．Yes, it’s                              B．Yes, it isn’t

C．Yes, it is                               D．Yes, he is

Is Dave your good friend?

________.

[　　]

A．No, she isn't

B．Yes, it is

C．Yes, he is

一Is this man your friend?

一Yes，   ．

A．it is    B．it isn’t    C．he is D．he isn’t

1一Is this man your friend?

一Yes，   ．

A．it is    B．it isn’t    C．he is D．he isn’t

－Is Dave your good friend?

－_______.

[　　]

A．No, she isn't　　　B．Yes, it is　　　C．Yes, he is