单项选择题

He（）in the army for ten years, and he retired last year.

A、 has served
B、 had served
C、 served
D、 had been serving

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单项选择题
It was my father's wish in his will that I（）become a doctor.

A.should
B.would
C.might
D.could
单项选择题
Thus（）between England and France which was to last for 100 years.

A、 broke out a war
B、 did a war break out
C、 a war broke out
D、 was a war broken
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