题目

 综合填空 阅读下面的短文，根据每个空格中所给的词首字母填入适当的词，使短文意思完整。 You may think that English dictionaries have been used for many, many centuries. In fact, an English dictionary you u        （1）today wasn’t made until the Qing Dynasty. Three men did most of the early work on dictionaries. They s        （2）nearly all their lives trying to collect words for their dictionaries. For them, it was a w        （3）journey. The largest dictionary in the world is Oxford English Dictionary. The i    哺乳动物普遍具备发达__和__，能够对多变的环境及时做出反应．