单选题
His agreement to buy our house was ______ on us leaving all the furniture in it.
A. conductive
B. conditional
C. consistent
D. conscious
A
B
C
D
【正确答案】
B
【答案解析】
[分析] be conditional on(upon)...“视……而定”；be conductive to...“增进……”。consistent，conscious与题意明显不符。B符合题意。
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