Unit 24 Who is the first?
This is the first.
这是第一。
This is the second.
这是第二。
This is the third.
这是第三。
This is the fourth.
这是第四。
This is the fifth.
这是第五。
This is the sixth.
这是第六。
This is the seventh.
这是第七。
This is the eighth.
这是第八。
This is the ninth.
这是第九。
This is the tenth.
这是第十。