Mary heard somebody call her, so she turned _______to see who it was..
—Is he Li Ping? —Yes, ____. A. I’m B. he’s C. he is
“One one zero” 表示 ____。 A. 火警 B. 匪警 C. 急救中心
Mary ____ from Cuba. A. is B. am C. are
—____ are they? —They are XiaoLi and Jane. A. Who B. What C. Where
—What’s ____ telephone number? —It’s 8265-3412. A. you B. your C. my