Up to Tuesday's attack, the worst school shooting in the U.S.was in March 1998 in Jonesboro, two boys, aged 11 and 13, shot and killed a teacher and four girls.
A.while | B.where | C.when | D.then |
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Up to Tuesday's attack, the worst school shooting in the U.S.was in March 1998 in Jonesboro, two boys, aged 11 and 13, shot and killed a teacher and four girls.
A.while | B.where | C.when | D.then |
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