下图漫画中“当说到连自己都深信不疑时,假话就是真话”的说法( )
China is a great country ____ a long history.
The little boy walked in the crowed city and soon he was_______.
.____ you ____ to the park last week?
--_____ will you be back? -- In a week.
It’s polite _____ to your teacher when you meet him at school.