单选题
John said that he ______ London twice.
A、
have been to
B、
have gone to
C、
had gone to
D、
had been to
【正确答案】
D
【答案解析】
[解析] 本题测试的是宾语从句的用法。宾语从句的时态要与主句保持一致,即主句为过去式时,宾语从句则要用过去完成式。因此本题答案为D。
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