Mike used to be a top student, but he______ behind since he lost himself in computer games.
Can you help me ______ my ping-pong ball? ---Sure.It’s in your drawer.
---Is this your book ? ---No , I think it’s ______ .
---______ your school ______ a School Day ? ---Yes , it is in May .
---What is ______ month of the year ? ---It’s December .
---Do you know ______ boy in blue ? ---Yes , he is ______ English boy .