Police:Where were you at 11:00 am last Sunday? Thief:Well,I was in the park. P:What were you doing there? T:Umm...I was going walking. P:And then what were you doing at 11:10? T:I was hiding in the bushes(灌木丛).At that time,I saw a girl parking her bicycle in front of the bushes.So I was taking her bike away while she was looking some boys swimming.