题目内容
The Education Department says that school safety has set off alarm bells with frequent reports of serious accidents ________ students got injured or killed.
| A.after which | B.in which | C.by which | D.for which |
B
考查定语从句。代替指物的先行词accidents,在从句中作地点状语,所以用in which。后半部分意为“学生在事故中受伤或死亡”。
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