Question

11．Colorful fruits and vegetables are helpful to our health．Their（61）natural（nature） colors help protect our bodies from disease．Think about the colors of fruits and vegetables---the red of tomatoes，the orange of carrots，the green of apples and the purple of grapes．
You can enjoy （62）eating（eat） f ruits and vegetables of all colors---green，yellow，blue，purple，and white．Each color（63）is（be） important to our health．These colors work together to protect （64）our（we） bodies．Scientists have studied them and discovered （65）thegood of colorful fruits and vegetables．The list below shows some benefits of some colors in fruits and vegetables：
Red gives us a healthy heart．It can（66）possibly（possible） reduce heart disease．Red helps improve our memory．
Yellow is good （67）forour eyes．
White can reduce cholesterol（胆固醇）．
Green is helpful to eyes．It also gives us strong bones and （68）teeth（tooth）．
Blue helps us keep a good memory as we grow old．It also helps fight heart disease．
So，69 you are buying or eating fruits and vegetables，remember（70）to try（ try）different colors of them．

Answer 1

分析 本文介绍了各种不同颜色的水果和蔬菜的益处，他们的天然颜色有助于保护我们的身体免受疾病的侵袭，各种颜色一起能够保护我们的身体：如红色能够减心脏病的发生几率、提高记忆力；黄色有助于保护眼睛；白色可以减少胆固醇以及绿色也能够保护我们的眼睛、增强骨骼和坚固牙齿等功效．并鼓励人们多吃彩色的蔬菜和水果．

解答 61．natural   考查形容词的用法．在名词前作定语，要用形容词形式．故答案为natural．
62．eating   考查非谓语动词的用法．固定用法enjoy doing sth．意为"喜欢做某事"，enjoy后面多用动名词作宾语．故答案为eating．
63．is  考查主谓一致及时态的判断．根据主语Each color可判断用单数形式；根据前后的语境判断时态用一般现在时．故答案为is．
64．our  考查代词的用法．名词前要用形容词性物主代词，根据提示词we可知用our．故答案为our．
65．the  考查冠词的用法．此处表特指五颜六色的蔬菜和水果的好处，要用定冠词．故答案为the．
66．possibly  考查副词的用法．修饰动词reduce要用副词．故答案为possibly．
67．for 考查介词的搭配． 固定短语be good for意为"对…有益健康的"．故答案为for．
68．teeth 考查名词的单复数． 因tooth是可数名词，且要与and前面的bones并列，故用复数形式．故答案为teeth．
69．when/while/if  考查状语从句的引导词的选择．引导时间或者条件状语从句多用when/while/if．故答案为when/while/if．
70．to try   考查动词不定式的用法．remember to do记住要做…，try后面要用不定式作宾语．故答案为to try．

点评 对于语法填空的题目要结合文章所描述的核心话题，认真研究不同空格所考查的内容，利用所学的相关语法知识，合理运用相关内容并填入文中再反复检查，通读全文看是否通顺，尤其是要注意非谓语动词的考查，要熟练掌握相关用法，本文与科技的进步有关，需要学生掌握一定的科技方面的知识．