Shall we ask Dr. Hu for ____?
—_____are you ?—I’m five. A. How old B. Who C. How
Peter and I _________ in Room 807. A. am B. is C. are
—You are Jill, right?— _________. A. Yes, I’m Nick B. No, I’m, Nick C. I am Peter
It’s polite (礼貌) to say “_________” to your parents (父母) when you leave (离)home for school. A. Goodbye B. Hello C. Good morning
--Do you know who invented the plane, Lucy? --. I don’t know.