单选题:__________atthepricelist,he'dhaveknownwhattoexpect.

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  • 题目类型:单选题
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题目内容:

__________atthepricelist,he'dhaveknownwhattoexpect. A.HadMr.Robinsonlooked
B.IfMr.Robinsonlooked
C.IfRobinsonwouldhavelooked
D.HadMr.Robinsonbeenlooking

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