I don’t know _____she is. –Mrs Smith says she is a shop assistant.

What does Mrs Li teach?—She is ________ English teacher, and she teaches __________ English very well.

The cat with a white tail isn’t _______. I think it belongs to _______.

The books are so nice. Which one can I take?—Oh, you can take __________ of them. I’ll keep none.

I used to quarrel a lot with my parents，but now we just fine together．