大家一定要把握好高中的学习，多练习，为高考奋战，小编为大家整理了高中英语完形填空题与解析：teeth healthy，希望对大家有帮助。

It is very important to have healthy teeth. Good teeth help us to chew our food. They also help us to look nice.

How does a tooth go bad? The___1___begins in a little crack in the enamel (珐琅) covering of the tooth. This happens after germs and bits of food have___2___ there. Then the decay slowly spreads inside the tooth. In the end, poison goes into the blood, and we may feel quite ill.

How can we keep our teeth ___3___? First, we ought to visit our dentist twice a year. He can fill the small holes in our teeth before they destroy the teeth. He can___4___ our teeth to check that they are growing in the right way. ___5___, many people wait until they have toothache teeth with a toothbrush and fluoride (氟化物) toothpaste at least ___6___a day---once after breakfast and once before we go to bed. We can also use wooden toothpicks to___7___between our teeth after a meal. Thirdly, we should eat food that is ___8___to our teeth and our body: milk, cheese, fish, bread, potatoes, red rice, raw vegetables and fresh fruit. Chocolate, sweets, biscuits and cakes are bad, especially___9 ___we eat them between meals. They are harmful because they___10___our teeth and cause decay.

1. A. destruction B. decay C. fault D. hurt

2. A. stored B. collected C. laid D. piled

3. A. healthy B. complete C. effective D. painless

4. A. observe B. skim C. watch D. examine

5. A. Unexpectedly B. Certainly small C. Unfortunately D. Generally

6. A. once B. twice C. three times D. Your times

7. A. drill B. dig C. clean D. explore

8. A. delicious B. valuable C. beneficial D. meaningful

9. A. what B. how C. whether D. when

10. A. stick to B. attach to C. fix on D. keep to

1-5BBADC 6-10BCCDA

题号 答案 考察内容

解题依据 解题分析

1 B 词义比较前后照应 牙齿怎么变坏的呢?牙齿溃烂(decay)从牙齿表层的珐琅覆盖物中小裂缝开始。后文几次出现了该词。destruction破坏，毁灭;decay腐朽，溃烂;fault 过错，毛病;hurt伤痛，伤害。

2 B 词义辨析常识运用 细菌和碎食在小裂缝里聚集(collect)起来。store贮藏，贮备，一般指有意性的囤积以便将来之用;collect收集，聚集，指有意或无意性的物件的聚拢起来;lay放置，铺设;pile堆积，积累，此项干扰性比较大，但pile多指物件象山一样的垒起堆积，只是collect的某一种方式而已。

3 A 常识运用逻辑推理前后照应词义比较 那么，如何才能保持牙齿的健康(healthy)呢?完全的，完整的(complete)，无痛的， 不痛的(painless)牙齿，也许并不健康。effective有效的，通常用于象计划之类的事件，而不用于指具体的物件。

4 D 词义辨析 牙医检查(examine)我们的牙齿以核实牙齿生长正常。 observe 观察， 观测;skim撇去(浮沫)，(使)滑过;watch注视，监视;examine检查，通常指对物体内部情况的查看。

5 C 常识运用 遗憾(unfortunately)的是，许多人们不是每年去检查两次，而是直到真正牙疼才去看牙医。

6 B 前后照应 每天就用牙刷和氟化牙膏在早餐后和就寝之前把牙齿刷至少两次(twice)。

7 C 常识运用词义辨析 我们也要饭后用木制的牙签清洁(clean)牙齿。clean使干净， 清扫;explore 探测，探究;drill钻孔;dig 掘，挖。

8 C 常识运用逻辑推理 再则，我们应该吃有利(beneficial)于牙齿和身体的食物：牛奶，乳酪，鱼，面包，土豆，红米，蔬菜和水果。delicious美味的;valuable 贵重的，有价值的;beneficial有益的，得利的;meaningful意味深长的。

9 D 语句连贯 尤其是在两顿饭之间的时间(when)里不要吃巧克力，糖，饼干和蛋糕。

10 A 常识运用逻辑推理 这些有害的物质就会粘贴在(stick to)牙齿上而导致牙齿的溃烂。stick to粘住，粘贴;attach to 缚上，系上;fix on固着，固定;keep to坚持，保持。

(B)

You've just finished your A-levels and you've got a place at university, but you'd really like a break from the academic world. Why not think about taking a year out? While most students go___11___from school to university, more and more young people today are choosing to spend a year at "the university of life "___12___. There are lots of things to choose from. You could work in a bank or do community work. You might even do something challenging. Such as___13___an expedition (探险) to the Amazon rainforest. The experience will___14___your horizons and teach you new skills. It may also give you the chance to earn some money, which will be very helpful when you___15___start your studies. If you're interested in taking a year out, you must make sure that the university will___16 ___your place for you till next year. Most are quite happy to do this, ___17___they find that year-out students are___18___experienced, confident, and independent. But don't forget: it's a year out not a year___19___. Your university will want to know what you're going to do. They won't be very pleased if you just want to do___20___for a year. So what would you do with a year out?

D 11. A. easily B. simply C. fast D. straight

B 12. A. last B. first C. at last D. at first

B 13. A. participating B. joining C. attending D. expecting

A 14. A. broaden B. spread C. improve D. raise

C 15. A. hopefully B. willingly C. eventually D. happily

A 16. A. hold B. leave C. occupy D. remain

C 17. A. however B. though C. as D. when

D 18. A. less B. much C. even D. more

B 19. A. in B. off C. away D. through

A 20. A. nothing B. something C. anything D. everything

11-15DBBAC 16-20ACDBA

题号 答案 考察内容

解题依据 解题分析

11 D 常识运用词义比较 大多数学生都是直接地(straight)从中学读到大学的。easily容易地, 不费力地; simply简直, 仅仅;fast很快地。

12 B 词义辨析逻辑推理 而今天，越来越多年轻人却开始先在大学学习一年，然后再做别的选择。last最后, 后来;at last终于;first首先, 最初，表示先后次序;at first起先，表示开始的时间。

13 B 词义辨析 你甚至可以做某件具有挑战性的事情。例如加入一支远征探险队到亚马逊热带雨林去一躺。join表示"参加，加入"某一团体或组织而成为其中一员或从事活动，如a party，an army，a club，a celebration，an expedition等，是一般用语;participate为不及物动词，后需加上介词in才行;表示参与活动并积极工作，是正式用语。attend表示"到场，出席"某个会议、宴会、典礼、仪式等场合，如class，school，church，a lecture，a wedding，a funeral等。expect表示"期待，盼望，指望"，只是一种心理活动。

14 A 逻辑推理词义辨析固定搭配 这种经验将加宽/拓展你的知识范围/领域并且教给你新的技巧。broaden放宽，扩大，指在原有的范围外加宽拓展;spread伸展, 展开，指从中心点向四周展开;improve 改善，改进，指使情况向好的方向发展;raise 提高, 筹集，指指某物在高度、体积上增大、变多。同时，horizon意为"地平线，(知识，思想等的)范围，视野"，通常与broaden用在一起而形成固定性搭配。

15 C 词义比较逻辑推理 这些经验也可能给你机会让你赚得一些钱，当你最终开始你的学习研究时，这笔钱将是十分有益的。eventually最后，最终;hopefully有希望地,有前途地; willingly自动地，欣然地;happily幸福地，愉快地。

16 A 常识运用词义辨析 如果你对外出一年感兴趣，你必须确保该大学会直到次年一直为你保留着你的位置，即学籍。hold保存，保留;leave离开，剩下, 遗忘;occupy占用, 占据; remain保持, 逗留，为不及物动词。

17 C 语句连贯 后句为前句举出理由。

18 D 逻辑推理常识运用前后照应 大多数十分高兴这样去做，因为他们发现那些外出一年的学生都更加(more)有经验、充满信心和独立。与那些没有外出的情况形成比较。

19 B 常识运用逻辑推理词汇用法 外出一年是有所作为而不是脱离学校而空闲休歇一年。in进入, 朝里, 在家, 已到达，表示某事处于或开始进入某一状态;off脱离的，停止了的，休歇的，空闲的，通常表示与某物脱离开，没有联系;away离，远离，不在，通常表示与某物之间有距离，不在一起;through穿过，通过，贯穿，取得成功，表示从头到尾地完成或经历某事。同时比较out 出外; 在外,离去; 到户外，显露出来，外出, 旅游，表示在某物之外并有所活动。

20 A 常识运用逻辑推理 你的大学肯定要知道你的所作所为的。如果你仅仅是想一年里无所事事(nothing)，他们自然会不高兴。

高中英语完形填空题与解析：teeth healthy就到这里结束了，同学们一定要认真阅读，希望能有所启发，对大家的学习和生活有所帮助。