问题
选择题
It was on December 3, 2011_____ a big fire happened in Beijing,_____ was a great shock to lots
of people.[ ]
A. when; that
B. that; when
C. when; which
D. that; which
答案
答案：D
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It was on December 3, 2011_____ a big fire happened in Beijing,_____ was a great shock to lots
of people.[ ]
A. when; that
B. that; when
C. when; which
D. that; which
答案：D