Question

阅读理解 　　What’s new in the scientific community? Here are four gadgets(小玩意儿)to open up your eyes： 　　Mosquito Repelling Necklace 　　For quite a lot of people, mosquitoes are one of the biggest problems brought by the warm and often rainy season．The necklace generates a sonic(声波的)repelling frequency(频率), which keeps the insects away．Unlike many other products, it doesn’t use any kind of chemicals and toxic sprays that poses a potential threat for the human body．The plastic case is compact(简洁的)enough to wear around your neck or clip to your collar．Effective up to three meters in radius(半径)． 　　Ice Cream Ball 　　Ice cream in just 20 minutes? No magic tricks． 　　All they’ll need are five ingredients and some rolling around．Load ice and rock salt into one end and the ice cream ingredients into the other．As the mixture of ice and rock salt is melting, it absorbs heat． 　　Roll or toss the ball around and voila(那就是)－ice cream． 　　Cell phone This new kind of cell phone features a color touch-screen－speech balloons(对话框)are brought to real life from comic(漫画的)strips．It adapts to your favorite comics：talks to you in your favorite character’s language, updates you on new ringing tones and games based on the comics．The tail of the cell phone serves as a Usb．connector to interchange data between this phone and a computer．Turn this cell phone 90 degrees－the contents of the screen will rotate(旋转)as well．Even if you hang upside down like Spiderman you will make everything out． 　　Time-flex 　　Want to keep track of time but hate wearing bulky watches? Check out Time-flex, this ultra-flexible, self-gumming watch sticks to your skin or clothes like a transparent Band-Aid．It can be peeled off and rolled up like paper when not in use．You control the menu via touch-screen．It’s powered by ultra small batteries that are invisible to the naked eye． (1) According to the passage, which description about the mosquito repelling necklace is True? [　　] A． Sonic repelling frequency will do no harm to the human body． B． The necklace is made of iron instead of plastics． C． The necklace can drive mosquitoes away beyond three meters in radius． D． The necklace is inconvenient for people to carry with． (2) According to the information of Time-flex, what does the underlined word “bulky” mean in the passage? [　　] A． awkward B． neat C． out-of-date D． vulgar (3) According to the passage, which judgment is false? [　　] A． The mosquito repelling necklace and ice cream ball both work in terms of physical(物理的)change． B． Among the four gadgets, the cell phone can best represent an individual’s interest and character． C． Among the four gadgets, only the cell phone features a touch-screen． D． All these gadgets will make life more comfortable and will inspire more inventions．

Answer 1

答案：1．A;2．A;3．C;
解析：

(1)	根据“Unlike many other products, it doesn’t use any kind of chemicals and toxic sprays that poses a potential threat for the human body．”可知，这种产品不像其他产品一样，因为它不使用任何有害于人体的化学元素和有毒喷雾。
(2)	广告中介绍了这种形状类似邦迪的手表的灵巧方便，那么用bulky形容传统的手机，应该是“笨拙，不方便”之意，所以要用A项。
(3)	广告中介绍了这种新式的手机和手表都有液晶触摸屏。