While in college, Mak never minded ________ extra work for his class.
| A．to do | B．doing | C．do | D．did |
—Is this Tom’s bike?
—____, I don’t know.
A. OK B. Good C. Sorry
—What color is the T-shirt?
—It’s ____.
A. an orange B. orange C. the orange
—____ jacket is this?
—I think it’s Mingming’s.
A. Who B. Who’s C. Whose
This is my teacher, Miss Chen. ____ is from Hebei.
A. She B. He C. Her
—____ is she?
—She’s fine.
A. How old B. How C. Where