A：Good morning, kids.
B： Ms Smart.
A：How are you？
B：I'm fine, thank you.
A：
B：It's a pen.
A：Lingling,
B：No, it isn't.
A：Amy, is it your pen?
B：
A Take care of your school things, Amy.
B：
A. Yes,it is. B. What's this？ C. Is it your pen? D. Good morning E. OK |
