There is ______ "f" and ______"u" in the word "four".

Let’s ______ each other．

Where ______my shoes? I can’t find ______．

I usually go to school _______my little brother．

Mr White likes _______home after work．

There _________a pencil and two rulers in the pencil—box．

I’m going to Nanjing _________Monday morning．  

In his family           three people．

Do you often _____________?

Can you make a model plane?”  “_______. It is easy.”