—____, are you Mr. Wang?—Yes, I am.
—What can I do for you?—I’m looking at that dress. May I ?
—_______ did you stay in America?— For about two weeks.
—Excuse me. Are these ______ blue shoes?—No, they aren’t. are black.
---Wow!Your hairstyle looks so fashionable!---_______.It’s my mother’s design!
_______ readers came to the bookshop but only __________ of them got the book.