A.first
B.third
C.middle
D.final
第2题
Which of the following choices is not the compulsory component of business letters?
A、letterhead
B、inside address
C、enclosure
第3题
We have long been ________ as one of the leading manufacturers of domestic heating products.
A、allowed
B、recognized
C、invented
D、forgotten
第4题
Which of the following is "被拒付的汇票"?
A、Foreign bill
B、Dishonored bill
C、Sight draft
D、Counterfoil
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