题目内容
() 9. —How long is the bridge? —It's .
A. 300-meter-long B. 300-meters long
C. 300 meters long D. 300 meter long
C
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题目内容
() 9. —How long is the bridge? —It's .
A. 300-meter-long B. 300-meters long
C. 300 meters long D. 300 meter long
C