How many books are there?

有多少本书？

How many books do you have?

你有多少本书？

How many books were returned? Fifteen. She's invited fifteen children to her party.

“退了多少书？”“十五。”她邀请了十五个孩子参加她的聚会。

How many books? Five books.

有多少本书？ 五本书。

How many books do you have?

你有几本书？

How many books can I check out?

一次能借出几本书?

How many books can you see?I can see 9.

你能看见多少本书？我能看见9本。

Alex: How many books do you read now?

阿莱克斯：你现在读多少本书？

How many books have you ghostwritten so far?

到现在,你代写多少本书了?

How many books are you planing to read this year?

今年你打算读几本书?