中考英语：序数词前加定冠词与不定冠词的区别
2015-07-29 17:35:10乐观bryan
序数词前加定冠词与不定冠词的区别
1. the + 序数词，表示“第几……”；
a+ 序数词表示“又一……，再一……”
例如：The cake is delicious, and I would like a second one. 蛋糕很好吃，我想再吃一块。
2. a number of ... 大量的... ;
the number of... ......的数量；
例如：A number of students like playing computer games.
The number of students is about 1,500 in our school.
