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This is the longest flight I have ever taken.

2022-08-06 20:59:58 问答库阅读 181 次

问题详情

This is the longest flight I have ever taken. By the time we get to Los Angeles, we had flown for 9 hours.
A．longest
B．have ever taken
C．had flown
D．for请帮忙给出正确答案和分析，谢谢！

参考答案

正确答案：C应改为willhaveflown。
解析：By the time“到……时”，主语应使用将来完成时。