I need a new check book.

我需要一本新的支票本。

Here's a check book.

这是支票簿。

Thank you. Could I have the check book now?

谢谢。现在能给我支票本吗？

Each month we reconcile our check book with the bank statement.

我们每个月都把支票簿与银行结账单核对一次。

C function, summed up the look, you can check book as a tool.

的函数，总结了一下，可以作为工具书查。