高等继续教育 / 经贸英语
正确率：100%
题型描述: 单选题
Johnson Co. has given us your name as a ＿＿＿＿, and we should be very much ＿＿＿＿ if you would advise us whether they are of good reputation.
A.proof … thankful
B.business … owed
C.reference … obliged
D.preference … grateful
Johnson Co. has given us your name as a ＿＿＿＿, and we should be very much ＿＿＿＿ if you would advise us whether they are of good reputation.
A.proof … thankful
B.business … owed
C.reference … obliged
D.preference … grateful
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