单项选择题

______ you probably know, a routine credit investigation is the usual procedure before new accounts are opened.

A．Because
B．Since
C．As
D．While
<上一题 目录 下一题>
热门 试题

单项选择题
We thank you for your letter of May 5th______ your purchase from us of 5,000 tons of green beans.
A．confirm
B．to confirm
C．confirming
D．confirmed
单项选择题
As this model was so popular with our customers, we would like to know whether it is still ______.
A．respectable
B．available
C．acceptable
D．reasonable
相关试题