AWhat are you?
BWhere are you from?
CWho are you?
DWhat are you doing?
（单选题）
---- What’s that？ ------It’s a（）（加水船）.
答案解析
--Where is the（）(水手长)? --He’s in his room.
—Where is the（）? —He’s in his cabin.
-You are the new （）, Kang Ping, aren’t you ? -Yes. How do you do!
