问题
选择题
It was March 3 . 2011 _____ a ma
gnitude 9.0 earthquake struck Japan and subsequent tsunami
started the large-scale crisis. [ ]
A. that
B. When
C. on which
D. which
答案
答案：B
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It was March 3 . 2011 _____ a magnitude 9.0 earthquake struck Japan and subsequent tsunami
started the large-scale crisis. [ ]
A. that
B. When
C. on which
D. which
答案：B