1.We can't defer the action until Mr.Thomas returns.
(A)dilate vt. 使扩大；使膨胀
(B)scorn vt. 轻蔑；藐视；不屑做
(C)delay vt. 延期；耽搁
2.Fluoride deters tooth decay by reducing the growth of bacteria that destroys tooth enamel.
(A)refutes vt. 反驳，驳斥；驳倒
(B)overwhelms vt. 压倒；淹没；受打击
(C)inhibits 抑制;阻止
3.For centuries before the first astronomers' probings,the sun had been viewed only as a deity and was therefore not often the subject of scientific study.
(A)a satellite 卫星
(B)a god 阿神
(C)an illusion 一种错觉
4.Shellfish give the deceptive appearance of enjoying a peaceful existence,although,in fact,life is a constant struggle for them.
(A)misleading adj. 令人误解的；引入歧途的
(B)calm adj. 静的，平静的；沉着的
(C)understandable adj. 可以理解的；可以了解的
5.Important features of dehydrated foods are their lightness in weight and their compactness.
(A)frozen adj. 冻结的；冷酷的
(B)dried adj. 干燥的；弄干了的
(C)organic adj. [有化] 有机的；组织的；器官的；根本的
答案：CCBA B
详解：
1.defer
vt. 使推迟；使延期
You may defer payment until next week.
你可延期至下周支付。
2.deters
vt. 制止，阻止；使打消念头
Should this deter you?
可是这能阻止你么？
3.a deity
n. 神；神性
Basing life’s meaningfulness on the existence of a deity not only leaves all atheists out of the picture; it leaves different believers out of one another’s picture.
如果说人生的意义基于神灵的存在，那么所有的无神论者被排除在外了，不同信仰的人们也被排除出彼此的宗教之外了。
4.deceptive
adj. 欺诈的；迷惑的；虚伪的
We may choose to keep personal information from other people, not to be deceptive but simply because it’s none of their business.
我们在和他人接触时有时会对自己的个人信息有所保留，这不是欺骗，只是说这跟他们没有关系。
5.dehydrated
adj. 脱水的
Foods are dehydrated to conserve them for future use.
把食物脱水弄干贮藏以备将来食用。