Articles (冠词)
1. The indefinite article (a, an) 不定冠词
Use a/ an to talk about something for the first time. (首次提到某物)
A new order has just come in. (first mention of the new order)
2. The definite article (the) 定冠词
Use the after mentioning something for the first time.
Have you dispacthed the order yet?
Use the when you expect the other person to know exactly what/who you are talking about.
I've asked John to drive the van.
Use the when there is only one of something.
The boss is out of the office today.
CathyCao_zr
讲的不错
畅言英语 回复 @CathyCao_zr：
哈哈 不过这个是好久之前录的了
听友143032414
太好，只想赞赞赞
听友143030218
终于等到你，终于等到你更新了哈哈哈哈哈哈
听友141698283
太赞了，大赞
听友140955680
主播讲的太对了