4．I can’t a to buy a digital camera，because I don’t have enough money．
3．一What’s the p of China?
一About l．3 billion(十亿)．
2．The pictures on d were drawn by our art teacher．
A．根据首字母完成单词。
1．I got up late this morning，so I m the early bus．
Life in the 2020s will be very different from life today．Between then and now many changes will take place．And 41 will the changes be? The population is growing fast．There will be many people in the world and 42 of them will live longer than today’s people．
Computers will be even smaller and more useful，and there will be at least one in every home．And 43 studies will be one of the most important subjects in schools then．
People will work fewer hours than they do now and they will have more 44 time for sports，watching TV and travelling．Travelling will be even easier and cheaper．And many more people will go to other countries for 45 ．
There will be changes in our food，too．More land will be 46 for building new towns and houses for all the people．Then there will be less room 47 cows and sheep．So meat will be more expensive．Maybe no one will eat it every day．Instead they eat more fruit and vegetables．Maybe people will be 48 ．
Work in the future will be different，too．Dangerous and hard work will be 49 by robots．Because of this，many people will not have 50 work to do．This will be a problem．
( )41．A．how B．what C．why D．which
( )42．A．all B．most C．none D．few
( )43．A．Chinese B．English C．computer D．science
( )44．A．important B．busy C．full D．free
( )45．A．business B．sports C．work D．holidays
( )46．A．made B．found C．used D．owned
( )47．A．to B．for C．in D．with
( )48．A．fatter B．taller C．shorter D．healthier
( )49．A．done B．given C．met D．found
( )50．A．good B．easy C．enough D．any
40．He speaks fast we can’t follow him.
A．too，to B．so that，／ C．／，so that D．so，that