that it was already the fourth time that he abroad.
A. So lucky he was; traveled
B. So lucky was he; traveled
C. So lucky he was; had traveled
D. So lucky was he; had traveled
网友回答
A. So lucky he was; traveled
B. So lucky was he; traveled
C. So lucky he was; had traveled
(答案→)D. So lucky was he; had traveled
解析：这题考查倒装句和固定句型：第一空BD是正确的，因为so+adj提到主语前面的时候，句子用部分倒装，第二空考查固定句型：It was +序数词+time+that从句，从句用过去完成时，句意：他是这么的幸运以至于这是第四次到国外旅行了。选D。