能保证股利与利润间的一定比例关系，体现风险投资与风险收益的对等。

is. First, you should have a clear understanding of ________ (administer) details on the welcome website, like bank accounts and other things you need to keep track of.

听录音，回答下列各题：

A. Of course not.

B. Please close the door.

C. Is it cold.

D. Please don't close the door.

Would you mind closing the door？

A) Of course not.

B) Please close the door.

C) Is it cold？

D) Please don't close the door.

【名词解释】Please keep us ______ (inform) of the latest developments.

Please don’t keep your luggage in the () or at the ().

Please stand clear of the doors

A．The doors are not in use.

B．Don't wait in front of the doors.

C．Please use other doors.

Please stand clear of the doors

A．The doors are not in use.

B．Don't wait in front of the doors.

C．Please use other doors.

听力原文：Would you please help me with my baggage？

(4)

A．It's out ofthe question．

B．Yes, I would．

C．With pleasure．

D．It's nothing．