I think English is ______ useful language, and it’s also ______ important language.
I ______ a girl. Lucy and Lily _______ my cousins.
--Is _______ your photo? --Yes, it _______.
-- What' s Mr. White' s ________, Jim? --It' s Tom.
--Is it _____ pen? --Yes. It' s ______ orange pen. A a; aB. an; an C. a; an D. an; a
—I really want to give up my dream of being a singer. —_________. You are so young that you still have more chances.