【单选题】关于胆总管下端癌的描述,不正确的是( )
【单选题】Mr. Smith: I’d like a double room for tonight. Clerk: _________________________ Mr. Smith: Yes. I called you last week from New York. My name is George Smiths.
A.
Do you have an appointment?
B.
Have you made an order?
C.
Do you have a reservation?
D.
Have you paid beforehand?
【简答题】孙子,名武,字长卿,为春秋末期( )国人。
【单选题】'I'd like to see ______ Mr. Smith, please.' 'Do you mean ______ Mr. Smith ______ stage manager?'
【判断题】数据库是存储在磁带、磁盘、光盘或其他外存介质上并按一定结构组织在一起的相关数据的集合。