16．Today，an increasing number of people are always looking at their mobile phones with their heads down．These people are called the"Heads-down Tribe"．Are you a heads-down tribe member Heads-down tribe members now can be seen everywhere．
More and more traffic accidents are happening because more drivers use mobile phones when they are driving．In order to make drivers pay more attention to driving，some new traffic rules have been made．For example，heads-down tribe members who use mobile phones while driving in Taiwan are fined（罰款）．Car driver and motorcyclists who break the traffic rule will be fined NT3，000andNT1，000respectively．（分別地）
As we can see above，using mobile phones may cause accidents and even cost a lot of money．Also，more and more interesting and strange facts happen to the"Heads-down Tribe"．Let's have a look at an interesting TV report．A man in America kept using his mobile phone on his way home．As a result，he bumped into a big lost bear．When he lifted his eyes from the phone，he was so scared that he turned around and ran away as quickly as possible．Another fact is that we can often see people in the restaurant eating face to face but looking at their own mobile phones．It's strange that they don't talk to the ones who sit opposite to them during the meal．Some of them even have fun communicating with others on the phone．
Mobile phones are helpful and necessary tools for modern life．Are mobile phones good or bad It depends on how people use them．Let's be"healthy"users and try to be the"Heads-up Tribe"．
46．What do we know about the"Heads-down Tribe"D
A．They are cool children．
B．They are dangerous driver．
C．They are good at using the Internet．
D．They are always looking at their mobile phones．
47．What does the underlined word"motorcyclists"in the passage mean in ChineseA
A．摩托車手
B．手機使用者
C．低頭族
D．汽車司機
48．The American wasCwhen he knocked into the bear．
A．driving a car
B．going to work
C．using his mobile phone
D．singing a song
49．According to the passage，what do the"Heads-down Tribe"do when they eat in a restaurant？C
A．They look at their own mobile phones
B．They don't talk to the people who sit opposite．
C．Both A and B
D．They talk to the strangers who sit next to them．
50．What is the main idea of the passageD
A．Let's try to be the"Heads-down Tribe"．
B．Mobile phones are helpful and necessary．
C．Mobile phones are not good for people．
D．We should use mobile phones rightly．
分析 今天，許多人總是低頭看著自己的手機，成為了"低頭族"．因為越來越多的駕駛員開車時用手機，造成了更多的交通事故．也鬧出了一些笑話．所以作者提議：健康地使用手機，做"抬頭族"．
解答 46．D 細節(jié)理解題．由短文第一自然段Today，an increasing number of people are always looking at their mobile phones with their heads down．These people are called the"Heads-down Tribe可知，人們把總是看著手機的人們稱為"低頭族"．故選D．
47．A 詞義猜測題． 從該句中的"break the traffic rule"（違反交通規(guī)則）可以推測出本空與"駕駛員"相關，故選A．
48．C 細節(jié)理解題．從短文第3自然段的"A man in America kept using his mobile phone on his way home．"（一位美國人在路上不停地使用手機），可知，本題選C．
49．C 細節(jié)理解題．由短文倒數(shù)第2自然段Another fact is that we can often see people in the restaurant eating face to face but looking at their own mobile phones．It's strange that they don't talk to the ones who sit opposite to them during the meal．Some of them even have fun communicating with others on the phone可知，在飯店吃飯時，玩手機愛好者是盯著手機，不與人說話．故選C．
50．D 題目推斷題．根據(jù)文章內(nèi)容可知短文說明了過度地、不恰當?shù)赝媸謾C給人們生活帶來的一些問題，告誡人們恰當?shù)厥褂檬謾C．故選D．
點評 做題時要在理解好文意的基礎上，與題目有機的結合，從文章中找到相關細節(jié)性的句子與選項細細比對，進行選擇或推理判斷，選出符合文章內(nèi)容的正確選項．做題注意靈活，有時可采用排除法或直選法確定出最終答案．
