---Must I hand in my exercise book now, Mr. Zhao?---No, you ______. You may give it to me tomorrow.
I am good at playing the piano, but Lucy is even ________ at it.
When Miss Green asked us ________ silent, we stopped ________ at once.
My mother lost her key ________ her car yesterday.
Our lives are becoming ________.
The weather in Guangzhou is hotter than ________ in Beijing in summer.