shout、exclaim、scream、yell这组动词都可表示“喊叫”的意思。
shout “喊叫”，日常用语，指有意识地大声说话，让别人听见，表示欢乐、喜悦或
其他强烈感情时发出的呼喊声。shout可用作动词和名词。
1）He ran up to the conductor and began to shout at him.
他奔向售票员,向他吼喊。
2）He had to shout to make himlf heard above the near
在呼啸的大风中他得大声喊叫才能让别人听见。
3）You may think it's all right for you to shout, but you've woken everybody up.
你这一嚷不要紧, 把大家都吵醒了。
4）Then the people burst forth into a shout of triumph.
于是人们迸发出胜利的欢呼声。
5）Then the people burst forth into a shout of triumph.
接着人群里爆发出一阵胜利的欢呼。
exclaim “惊叫”，指因高兴、愤怒、痛苦、惊讶等强烈情绪而突发大声的喊叫。
1）“Look! What a mess you have made”, exclaimed the manager.
“看你!搞的一塌糊涂”, 经理大声叫道。
2）"I never heard of such a thing!" exclaimed the fat gentleman .
“这是闻所未闻的事情！” 胖绅士嚷道。
3） They exclaimed with delight when she heard the good news.
听到这个好消息，他们都惊叫起来。
4）She exclaimed in astonishment at the size of the bill.
她看到帐单上的数目吓得叫起来。
scream “尖叫”，“大声喊叫”，指响亮刺耳地尖叫，也可用作动词或名词。
1）She screamed for help when she saw a boy fall into the river.
她看见一个男孩掉进河里，大声地叫喊“救命”。
2）He screamed out a warning not to touch the electric wire.
他大声发出警告，不准触摸电线。
3）At that moment they heard a woman scream in the living room.
恰在此刻,他们听到一个女人在起居室里突然尖叫起来。
4）A terrifying scream in the blackness of the night made my blood run cold.
黑夜里一声可怕的尖叫让我毛骨悚然。
5）He entered,and as he was hanging up his hat a piercing scream reached his
ears.
他走进屋子, 当他刚刚挂上帽子时,一声尖叫传进他的耳朵。
yell “大声喊叫”，用法与shout相似，可指因外界因素刺激而发出尖厉声音。也
可用作动词或名词。
1) The man yelled a warning at the boy on the iced river.
那人对冰河上的男孩大声喊叫发出警告。
2）How can you yell at an old man like that?
你怎么能对一位老人那样大喊大叫?
3）His yell of anger could be heard in the next room.
在隔壁房间也能听到他大愤怒吼叫声。
4）When his schoolmate made the last goal, the boy gave out with an
untrammeled yell.
那个男孩在他的同学踢进最后一球时不禁纵声欢呼。
