问题描述：
一道英语首字母填空,
Most of you know this math game,of course .you and your friend draw crosses and (C )on a piece of paper .you do it one after(a ).the fiest person who gets three marks in a row (w ).but do you know that you can play this game another way and it will become more (i you must try to mark your win .if you get your three marks in a row ,you do not win you lose!
It is more (d )to play this game the other way .the second person can always win(if he play the right way) ,but he may not win if the first person begins with his mark in the (c ).then,if the first person always takes a (p )on the other side of his feiends mark nobody will win .If your friend does not know the (s ) which we have explained ,you must play each time so as to leave him the (g )number of ways to win .you may (t ) a few games and you will see how interesting it is to play the game this way.
Most of you know this math game,of course .you and your friend draw crosses and (C )on a piece of paper .you do it one after(a ).the fiest person who gets three marks in a row (w ).but do you know that you can play this game another way and it will become more (i you must try to mark your win .if you get your three marks in a row ,you do not win you lose!
It is more (d )to play this game the other way .the second person can always win(if he play the right way) ,but he may not win if the first person begins with his mark in the (c ).then,if the first person always takes a (p )on the other side of his feiends mark nobody will win .If your friend does not know the (s ) which we have explained ,you must play each time so as to leave him the (g )number of ways to win .you may (t ) a few games and you will see how interesting it is to play the game this way.
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