What’s this?   （  ）

A．It’s a pear.

B．It’s pear.

C．Yes, it is.

从所给选项中选出能回答以下问题的交际用语
1．A：Good morning，class．
B: ______________________.
2．A ：Hello，Jim．How are you?
B：____________________．
3．A：What’s your name?
B：____________________．
4．A：Sit down，please．
B：____________________．
5．A：What’s this?  
B：____________________．
a．It’s “B”．    b．Good morning，teacher．    c．Fine，thank you．
d． My name is Jim．    e．Thank you．

你看见Linda在放风筝，你会说：（   ）

A．Linda is flying a kite.

B．Linda is fly a kite.

—Whose coat is it?
—_______.

A．It’s my father’

B．They’re my father

C．It’s my father’s

D．They’re my father’

“它是一支钢笔”，这句话怎么表达？（  ）

A．This is a pencil.

B．It is a pen.

C．Is it a pen?