The tone of this passage can be best expressed as ______.

A．International trade fairs have no effect on conducting domestically business.
B．A U.S. trade show may involve s lot of looking but no buying.
C．You are not allowed to ask questions in the trade show of U.S. company.
D．A German exhibit is usually an open display.

A．How long I intend to stay in the job
B．How much I’m paid in my present job
C．How much I expect to be paid in the new job
D．What is your interest or hobby