1 . 她没有带钥匙，所以她只能等妈妈回来。
She didn’t take her ________, so she can only wait for her mother to come back.

2 . —How many ________ (apple tree) do you have?
—Only three.

3 . I put some ________ (植物) in my room.

4 . The teachers’ o________ are on the second floor.

5 . One, two, three…twenty-four. There are 24 b________ of water in the box.

6 . Some ________ are in the locker.(key)

7 . Some books are in the _________ (书架).

8 . How many ________ (瓶子) of milk do you want?