I see two big ______ in the dog’s mouth.
Let's read. A. bookB. a bookC. the book
—Happy birthday! —. A. Excuse meB. No,I'm not happyC. Thank you
—I come in? —Come in,please. A. DoB. AmC. May
Look atsun. It's big and red. A. aB. theC. /
—pens do you have? —One. A. HowB. How muchC. How many