题目内容
【题目】The parents were shocked by __________ news that their son needed __________ operation on his knee.
A. a; / B. the; /
C. the; an D. a; an
【答案】C
【解析】句意:听到他们儿子的膝盖需要做手术,他们震惊了。news后带有that引导的同位语从句,表示特指,故前应用定冠词the;“一个手术”表示泛指,其前应使用不定冠词。
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