题目内容
12．I find necessary to learn about the customs of a country before you go there．（ ）| A． | that | B． | this | C． | it | D． | one |
分析 在你去那里之前，我觉得有必要了解一个国家的风俗习惯．
解答 答案：C．
根据 I find necessary to learn about the customs of a country before you go there，可知本题考查的是it的用法，在本句中it作形式宾语，代替后面的真正宾语to learn about the customs of a country，故选C．
点评 解答类似题目，首先要明白句子结构，发现句子缺失的成分，其次要养成正确的语感，对做此类题目是很关键的．
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