49． A． happy enough B． enough lucky       C．enough happy        D． lucky enough

48． A． even worse          B． changed               C． better                     D． well

47． A． live                     B． play                    C． win                        D． work

46． A． with                   B． for                      C． without                  D． by

45． A． fail                     B． make                   C． pay                        D． miss

44． A． time                    B． easy                    C． good                      D． hard

43． A． take                    B． spend                  C． cost                D． pay

42． A． boys                    B． money                 C． computers           D． houses

41． A． got                      B． become                C． changed            D． gone

40． ―Would you mind        out the litter when you go out?  ―No,          ．

    A． taking, I wouldn’t                                                              B． to take, you’d better not

    C． taking, not at all                                 D． to take, certainly not

These days computer games have become more and more popular in many cities and towns． A lot of small shops along busy streets have  4 l    into computer game houses in order to get more    42  ． These places are always crowded with people．    

In the computer game houses, people    43    a lot of money matching on the machines． It’s    44   for one to beat a computer，but one can get ahead after trying again and again． People want to win when they play computer games． The more they    45   , the more they want to win, and at last they even can’t 1ive    46   it．

     The result is that some people don’t want to    47    and take days off to play in computer game houses for hours and hours． For school boys, things are    48   ． They couldn’t set their mind on their lessons． When school is over，they rush to the computer game houses near their schools． Some of them can get enough money from their parents． Some of them are not    49   to get the money． So they steal others’ money and become bad．

     Computer games addiction（上瘾）is a serious problem in our life． Something has to be done to    50   it．