题目内容
7．Your MP4is quite cheap．Where did you buy _________？I want to buy _________，too．（ ）| A． | one； one | B． | one； it | C． | it； one |
分析 你的MP4很便宜．你从哪里买的？我也想买一个．
解答 答案：C．one意思是"一个"，指的是同类事物当中的一个，也就是同类异物；it意思是"它"指的是上文提到的那个事物，也就是同类同物．根据"Your MP4 is quite cheap"以及"Where did you buy____"可知，问的是从哪里买的MP4，所以要用it来填空．又根据"I want to buy___"可知我也想买一个MP4，也就是MP4这一类事物当中的一个，所以要用one来填空，综上所述，姑选C．
点评 首先要掌握这两个代词的意思以及用法，然后结合具体的题目，就可以确定正确答案．
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