book的複數形式怎麼寫

例句：

We've booked a band for the wedding reception.

我們已經為婚宴預約了樂隊。

Visitors can book a time slot a week or more in advance

來訪者可以提前一週或更早預約一個時間。

Early booking is essential, as space is limited.

座位有限，務必早日預訂。

I'd like to book a room with a view of the lake.

我想預訂一套可以看到湖面景色的客房。