25．A．challenge             B．topic                   C．influence                D．chance

24．A．hospitals                                                   B．charities

C．old people's homes                                     D．poor people's homes

23．A．over                    B．all                       C．around                   D．about

22．A．doing a living        B．do a living             C．making a living      D．make a living

21．A．If                        B．What                   C．How                      D．When

20．We'll stay at home if it          tomorrow．

A．will rain              B．rains                    C．rained                    D．is raining

For many young people，becoming a professional athlete might seem like a dream job．21          you become a professional athlete，you'll be able to 22         doing something you love．If you become famous，people 23         the world will know you．Many athletes give money to schools and 24        ，and do a lot of work to help people．This is a great 25         that many people do not have．

However，professional athletes can also have many 26        ．If you are famous，people will 27         you all the time and follow you everywhere．This can make life difficult．

If you play spots 28         a living，your job will sometimes be very dangerous．Many professional athletes 29        ．And if you become rich, you will have a difficult time knowing 30        ．In fact, many famous people complain that they are not happy．They say they were happier before they became rich and famous．

19．My friend was planning a party．         was invited except me．

A．Other everyone      B．Else everyone         C．Everyone else         D．Everything else

18．Tom often makes his friends         ．

A．laugh                         B．laughed               C．laughing                D．laughs

17．Will there be more trees? Yes，        ．

A．there will．         B．they will．          C．there have．           D．there was．

16．         tile boy was walking down tile street，the UFO landed．

A．While                  B．After                   C．Before                   D．ago