单选题
（ ） us earlier, （ ）your request to the full.
问题1选项
A.You have contacted... we could comply with
B.Had you contacted... we could have complied with
C.You had contacted... could we have complied with
D.Have you contacted... we could comply with
A.You have contacted... we could comply with
B.Had you contacted... we could have complied with
C.You had contacted... could we have complied with
D.Have you contacted... we could comply with
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