When she laughs, she crinkles her perfectly-formed nose.

　　她一笑，俊俏的鼻子就會(huì )皺起來(lái)。

　　He laughs because of my jokes.

　　他因為我的笑話(huà)笑了。

　　Happiness is woken up by a baby's laughs.

　　嬰孩的笑聲喚醒了幸福。

　　He seldom laughs.

　　他不常笑。

　　The person that everyone laughs at should be him, but now it is Emily.

　　每個(gè)人嘲笑的應該是他，但現在是艾米麗。