Moat is the second line of defense to prevent the enemy attack. （）
Moat is the second line of defense to prevent the enemy attack. （）
City walls are 10 meters high,and a 52 meter-wide moat surrounds the Forbidden City.
City walls are 10 meters high,and a 52 meter-wide moat surrounds the Forbidden City.
Which one is Ancient Chinese Architecture ? A: Pavilion B: Moat C: Fortress D: Stronghold
Which one is Ancient Chinese Architecture ? A: Pavilion B: Moat C: Fortress D: Stronghold
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