摘要 : 英语中有许多琐碎知识颇难记忆，但是我们可以根据其汉语意义和谐音等，把这些语法、句法、篇章结构等知识编成有意思的速记口诀，让我们轻松又牢固地记住他们。
口诀 : 常跟“不怀好意”动词的at
解读 : “v. at”短语很多。不知你注意没有， at 所跟的动词一般都“不怀好意”。这时，at是“朝， 向……”的意思，不信请看以下助记举例：
1. bark at （ 狗） 朝……吠， 咆哮 The dog barks at the strangers. 这狗看见陌生人就吠叫。
2. come at 袭击 If any beast comes at you, I will stay with you and help you. 要是野兽向你扑来， 我一定同你在一起，给你帮助。
3. fire at 向……开火 The soldiers were firing at the enemy workers.战士们正在向敌军工事开火。
4. glare at 怒目而视， 瞪眼看 He glared at the nobleman.他瞪着眼睛注视着那个贵族。
5. laugh(smile) at 嘲笑 A person with good manners never laughs at people, when they are in trouble. 当别人陷入困境时，有礼貌的人从不嘲笑他们。
6. roar at 对……吼叫 The lion roared at the hunter. 狮子朝猎人吼叫。
7. shout/ cry at 对……大声叫嚷， 嚷某人 “This is Comrade Lenin. Let him in, I tell you!” he shouted at the guard. “这是列宁同志， 让他进去， 我告诉你！”他冲着警卫喊道。 8. swear at 诅咒， 骂 The little boy was so angry that he swore at his mother.这小家伙如此生气以致于骂了他的母亲。
9. spit at 向……吐唾沫， 对……表示藐视 He spat at the traitor.他向那个叛徒吐了一口唾沫。
10. shoot at 向……射击 They were shooting at the enemy plane. 他们正在向敌机射击。
11. throw at 向……投掷 The boy threw a stone at my window.那男孩用石块投掷我的窗户。
12. thrust at 对……刺* As I fought back, he drew his sword and thrust at me. 当我还手时， 他抽出剑来向我猛刺。
温馨提示：介词at和to都可以表示方向; 用at表示方向时，侧重于攻击的目标，往往表示恶意；用to表示方向时，突出运动的位置或动作的对象，侧重表示善意。试比较下列各句：
1. A．She came at me. 她向我扑过来。 B．She came to me. 她向我走过来。
2．A．Jake ran at John. 杰克向约翰扑过去。 B．Jake ran to John. 杰克朝约翰跑去。
3．A. He rushed at the woman with a sword. 他拿着剑向那妇女扑过去。 B. He rushed to the woman with a sword. 他带着剑向那妇女跑过去。
4．A．He shouted at the old man. 他大声喝斥那老人。 B. He shouted to the old man. 他大声向那老人说
5．A．I heard her muttering at Xiao Li. 我听见她在抱怨小李。 B．I heard her muttering to Xiao Li. 我听见她在同小李低声说话。 6．A. She talked at you just now. 她刚才还说你坏话呢。 B．She talked to you just now. 她刚才还同你谈话呢.
7．A．She threw a bone at the dog. 她用一块骨头砸狗。 B．She threw a bone to the dog. 她把一块骨头扔给狗吃。
8．A．He presented a pistol at me. 他用手枪对着我。 B．He presented a pistol to me. 他赠送我一支手枪。
