— 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? |
— 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? |