昨天经过讨论,我们才知道如何解决这个问题。(not. . .until. . . )
As the saying goes,"God helps those who help (他们自己)."
Now is the time for all Jazz (迷) voices to be heard.
The artist always (表达) his world view in his works.
Although you are young,you can (仍然) make the world more beautiful in your own way.
Our government has made laws to (限制) air and water pollution.