填空题

We had expected the lecturer to talk about the subject in depth, but（）(结果他只谈到了一点皮毛).

【参考答案】

it turned out that he merely scratched its surface

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单项选择题

The research on coins stored from 100 B.C. to 50 C.E. indicates that （）.

A、 civil wars reduced about 1000 000 people
B、 the Augustan censuses included women and children
C、 population explosion hypothesis is reasonable
D、 some civil wars didn’t cause high casualties

填空题

(41) should be filled in （）