The Chinese mainland has become the world’s second______ market for iPhone.

What’s this in English? —- It’s_____ orange. _____ orange is his.

Did you borrow the book from the library ? —Yes. I _______ it for three days. I’ll return it this afternoon.

Do you like swimming in winter? —Of course.The water________a bit cold at first but then I am warm and full of energy.

There are two dogs in my family. One is white,_____________ black.