12. apparatus Your digestive apparatus takes the food you eat and changes it so that it can be used to build up the body. 你的消化器官把你所吃的食物消化、吸收，用以增进身体的健康。
13. approval
Your plans have my approval. 你的计划我赞成。
14. argument
I have no wish to engage in （an） argument with you. 我不想跟你辩论。
15. art
The story is developed with great art. 那故事非常技巧地展开。
16. attack
Attack is said to be the best form of defence. 常言道，攻击是最好的防御。
17. attempt
Her attempt at a Christmas cake had to be thrown away. 她的圣诞蛋糕做得不好。
18. attention
Pay attention to what you‘re doing. 注意你在做的事。
A pretty girl usually receives more attentions than a plain girl. 一个漂亮女孩通常比一个普通女孩得到较多的殷勤。
Attention！ 立正！
19. attraction
He cannot resist the attraction of a pretty girl. 他无法抗拒漂亮女郎的吸引力。
20. authority
He is a great authority on phonetics. 他是语音学方面的权威。
21. back
He slipped and fell on his back. 他仰天滑到。
22. balance
Don‘t get excited； keep your balance. 不要冲动，保持冷静。
23. base
A naval base is located at Wei Hai. 威海有个海军基地。
24. behavior
Tom won a prize for good behavior at school. 汤姆在学校里得到品行优良奖。
25. belief
He has lost his belief in God. 他已不相信上帝。
26. birth
That baby weighed seven pounds at birth. 那婴儿生下来七磅重。
27. bit
He ate every bit of his dinner. 他把他的晚餐吃得光光。
She‘s feeling a bit tired. 她觉得有点疲倦。
He doesn‘t care a bit. 他一点也不在乎。
28. bite
His face was covered with insect bites. 他满脸都是蚊虫咬伤。
I haven‘t had a bite since morning. 我从早晨到现在一口东西都未吃过。
There‘s a bite in the air this morning. 今天早晨有点寒风刺骨。
29. blood
He gave his blood to help his sister. 他输血给他的妹妹以救她。
His blood is up. 他发脾气了。
His blood ran cold. 他吓得魂不附体。
30. blow
Let‘s go for a blow. 让我们到户外吹吹风。
31. body
His body was brought back to
