题目内容

---Do you know how long ________?  ----I’m sorry I don’t know.
A.he has come hereB.has he been married
C.Tom has bought the carD.his uncle has been abroad
D

试题分析:此题根据选项是考查宾语从句,宾语从句的语序要用陈述语序,所以排除B;题中宾语从句的引导词是how long(时间段),所以谓语动词应用延续性动作动词,所以排除A、C,故选D。
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