Unit 8 is eighth unit and Unit 9 is the ninth unit.(哪里错了)

问题描述:

Unit 8 is eighth unit and Unit 9 is the ninth unit.(哪里错了)
1个回答 分类:英语 2014-10-28

问题解答:

我来补答
序数词前要加定冠词 the的
Unit 8 is the eighth unitand ...
 
 
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