Have you ever noticed the black and white bars on a book?Do you know what they are used for?They are barcodes(条形码.used in most products.If&n
2019-04-13
Have you ever noticed the black and white bars on a book?Do you know what they are used for?
They are barcodes(条形码.used in most products.If you go to a supermarket,you can see almost every product with a barcode (86)o___ it.Barcodes contain information about the product,such as name and production date.It's an (87)e___ and convenient way to know about the products.Just scan(扫描.the bars with a barcode reader and everything is (88)c___.
The first use of a barcode in a supermarket checkout system was on a pack of American Wrigley Company chewing gum(口香糖)in 1974.Beyond supermarkets,barcodes are (89)n___
everywhere:for renting cars,for luggage checks on a plane,for parcels you send; life would be rather difficult (90)w___ barcodes.Most of our things would get lost in the post.
Barcodes change as well.Barcodes in the past were 1-D,but now there are 2-D barcodes,such as QR code.Since 2009,QR has been used on Chinese train tickets.People can enter stadiums,cinemas and theaters by (91)h___ certain types of barcodes.
If you find these barcode things boring,a barcode building might be more up your street.In St Petersburg,Russia,there is a building designed like a barcode.It (92)l___ strange,but it's actually a shopping mall.There are games too.Barcode Monsters is a mobile phone game.You have to scan barcodes and find the monsters!
优质解答
86.答案:on.考查介词及语境的理解,结合句意:如果你去超市,你几乎会看到每种商品有一个条形码在上面.表示在物品上面用介词on,结合首字母及句意可知这里应该用on,故填:on.
87.答案:easy.考查形容词及语境的理解,根据上文可知:条形码包含商品的信息,如产品名称和生产日期.下文可知:它是一种了解商品的简单而方便的方法.考查形容词修饰名词作定语,结合首字母,故填:easy.
88.答案:clear.考查形容词及语境的理解,结合句意:用条形码阅读器扫描条形码,一切都很清楚.考查形容词作表语,结合首字母,故填:clear.
89.答案:needed.考查被动语态,根据下文可知:条形码用于出租车,飞机上的行李核查,寄送的包裹等等,由此可知;条形码无处不在.这里主语是barcodes,动词need要用被动语态,结合首字母,故填:needed.
90.答案:without.考查介词及语境的理解,根据上文可知:条形码无处不在.下文应该是:没有条形码,生活会很困难.故填:without.
91.答案:holding.考查动名词及语境的理解,根据上文可知:在过去的条形码是一维的,但现在有二维条码,如QR码.2009以来,QR已经应用于中国火车票. 下文可知:人们可以通过持有某种条形码进入体育馆、电影院和剧院.考查词组by doing sth.通过做某事,结合首字母可知holding持有,故填:holding.
92.答案:looks.考查动词及语境的理解,根据上文可知:在俄罗斯的圣彼得堡,有一个建筑设计像一个条形码.由此可知:它看起来奇怪,但实际是一个购物中心.主语it,系动词look要用一般现在时,动词用三单形式,结合首字母提示,故填:looks.
86.答案:on.考查介词及语境的理解,结合句意:如果你去超市,你几乎会看到每种商品有一个条形码在上面.表示在物品上面用介词on,结合首字母及句意可知这里应该用on,故填:on.
87.答案:easy.考查形容词及语境的理解,根据上文可知:条形码包含商品的信息,如产品名称和生产日期.下文可知:它是一种了解商品的简单而方便的方法.考查形容词修饰名词作定语,结合首字母,故填:easy.
88.答案:clear.考查形容词及语境的理解,结合句意:用条形码阅读器扫描条形码,一切都很清楚.考查形容词作表语,结合首字母,故填:clear.
89.答案:needed.考查被动语态,根据下文可知:条形码用于出租车,飞机上的行李核查,寄送的包裹等等,由此可知;条形码无处不在.这里主语是barcodes,动词need要用被动语态,结合首字母,故填:needed.
90.答案:without.考查介词及语境的理解,根据上文可知:条形码无处不在.下文应该是:没有条形码,生活会很困难.故填:without.
91.答案:holding.考查动名词及语境的理解,根据上文可知:在过去的条形码是一维的,但现在有二维条码,如QR码.2009以来,QR已经应用于中国火车票. 下文可知:人们可以通过持有某种条形码进入体育馆、电影院和剧院.考查词组by doing sth.通过做某事,结合首字母可知holding持有,故填:holding.
92.答案:looks.考查动词及语境的理解,根据上文可知:在俄罗斯的圣彼得堡,有一个建筑设计像一个条形码.由此可知:它看起来奇怪,但实际是一个购物中心.主语it,系动词look要用一般现在时,动词用三单形式,结合首字母提示,故填:looks.