(2012浙江卷) According to scientists, our mental abilities begin to______ from the age of 27 after reaching the highest level at 22.
At the beginning of the party,______ of the guests was given a piece of paper.
The music he is playing sounds_____.
.— I like football. — ______ my sister and me.
To our surprise, the painting considered______ should have won the prize.
It made all the Chinese happy _____ China succeeded in sending up the first manned spaceship.