My father’s new cell phone can be used _________ e-mails. But he says he isn’t used ________ on such a small screen.
—What does Yang Ping look like?—____
—What does he ____ in the letter?—He wants to visit my school.
—Are the black shoes ____?—No. It’s ____.
—What do you want to buy?—____
—____ is your teacher?—It’s Miss Gao.