现在举个和“laugh”（笑）有关的动词，来说明这点。

　　① The President smiled（微笑） as he went past the crowd.

　　② His joke made us laugh（发笑）。

　　③ The spectators jeered（嘲笑） when their team was defeated.

　　④ The audience roared with rage（暴笑如雷）。

　　⑤ If you tease（揶揄） her again， she will get angry.

　　⑥ The pupils giggled（格格地笑） on seeing the teacher fall down.

　　⑦ The crowd booed（喝倒采） when the referee made a mistake.

　　⑧ The listeners hooted（轻蔑地叫喊） at the ignorant speaker.

　　⑨ Irene sat at a corner， chuckling（轻声暗笑） to herself.

　　⑩The naughty girl grinned（露齿而笑） in response to her mother's question.（陈清霖）