2．
Televisions were among the most talked-about things at CES 2013-the 2013 International Consumer Electronic Show （国际消费类电子产品展销会） lastweek in Las Vegas，Nevada．They were bigger and better with some of the highesttechnology （技术）．Some TVs used anew technology called OLED．They were bigger，thinner and lighter，offeredbetter colour and were brighter than traditional TVs using LED．
UltraHigh Definition TVs were also popular．Most of the TVs shown on the exhibitionused 4k technology．
Smart TVs this year were smarter．Many offeredtechnology that users have a more personalized （个性化的）experience．One such TV from TCL can know who is watching with the help of new technology．Then it can offer programmes according to the user's usual interest．Another TVfrom Panasonic offers a similarpersonalized user experience．
Sizealso played an important part in CES 2013．TVs changed in size from big tobigger，with at least two companies-Samsung and Hisense-showing TVs that are110 inches large on the exhibition．
The yearlyCES is the biggest technology show in North America and one of the biggest inthe world．
It's ameeting of the brightest minds and the top leaders from many industries andthose who want to know about the future．
Digitalhealth and fitness inventions were also big at CES 2013．There was even a forkthat tells you when you are eating too fast．
The show had over 3，200 different companies showing more than 20，000new products in about 26 miles of exhibition space．
42．Which difference between OLED and LED is NOT mentioned in the passage？D
A．Weight B．Colour C．Size D．Price
43．The writer takesTCL and Panasonic for example to tell usA．
A．smart TVs were smarter at CES 2013
B．Ultra High Definition TVs were popular atCES 2013
C．size played an important part in CES 2013
D．digital health and fitness inventions werebig at CES 2013
44．In which kind ofthe magazine can we probably read this passage？B
A．Entertainment B．Technology C．Sports D．Health
45．From the passage，we can knowC．
A．CES 2013 has not been held yet
B．TVs at CES 2013 were smaller than before
C．many companies attended CES 2013
D．no leaders from industries appeared at CES 2013．
