— Are you willing to live on Mars(火星)?
— ___________ It sounds exciting, but it still worries me.
| A．Of course I am. | B．I’m not sure. |
| C．Why not? | D．Are you joking? |
---Is your photo on the desk? ---________.
A．Yes, I am
B．No，it is
C．Yes，it is
Look. This is ________ apple. It’s _______ red apple. .
A. a; an
B. an; an
C. an; a
--- ______ on ______? --- My English book.
A. What’s; the chair
B. Where’s; the chair
C. What are; the chair
Look at those ________. They are _______.
A. photo; hers
B. photos; his
C. photo; her
中国中央电视台的缩略形式是_________。
A．SDTV B．UFO C．CCTV