问题补充:
When the news came the war broke out, he decided, to serve in the army.
A. since
B. which
C. that
D. because
答案:
A. since
B. which
(答案→)C. that
D. because
解析:考查同位语从句,he war broke out是对news的解释说明,根据句子意思“当战争爆发的消息传来,他决定去部队服役。因此选C。since既然;which表示物的关系词;because 因为。