—Mum, I want_______ of these two dresses.—Sorry. You can only buy one of them.

—Sonia, is this your dictionary?—Oh, no, it’s not ______. Ask Li Lei, he is looking for ______.

__________ hat is it?   Sorry, I don’t know.

You are old enough to make decisions by __________.

When she was walking in the street, she met a friend of _______.