单项选择题

The spacecraft will make a journey of over ___________ years.

A．six
B．nine
C．twelve
D．sixteen
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单项选择题
Despite insecure returns the ranchers raise cattle because
A．they like investments
B．they like challenges
C．they like the job
D．they like the rural area
单项选择题
The ceremony held by Gypsies also serves to call people’s attention to discrimination against them, especially in
A．Eastern Europe
B．Northern Europe
C．Western Europe
D．Southern Europe
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