—I’m in Class4. Are you in Class4, ____?—Yes, I am.
---Mom , my shoes are all ______ . ---Oh , you need some big ones . Let’s go to the store this afternoon .
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 .