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There was a time when cheating was rare in schools, but today everyone is focused on making the top...

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What time; on    When; on    What time; in    When; in  
when the first time I skied    for the first time I skied    the first time when I skied    when I skied for the first time  
at that time   in time   at the time of   when  
when; before    after; when    since; before    since; until  
a time that  time that  time when  a time when  
When it was that   Was it when that   When was it that   Was it that when  
since, before  when, when  since, when  before, since  
before;since               when;when   since;before               when;then  
For the first time  The first time   The first time when  When the first time  
before; since    when; when    since; before    when; then  
before; since    since; before    when; when    since; when  
For the first time        The first time    The first time when    When the first time  
at that time    in time    at the time of    when  
before; since    when; when    since; before    when; then  
before, since    when, when    since, before    when, then  
At no time   In no time   At any time   At one time  
before, since    since, before    when, when    since, when  
since; before    when; when    since; when    before; since  
in time    on time    at time    for time  
The first time when    For the first time    By the time when    The first time  

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