Read and write（读一读，填上合适的内容，使句子通顺）
【小题1】—______ are the pupils? —They’re on the grass.
【小题2】—______ is your brother? —He’s very well.
【小题3】—______ are you? —I’m Mary’s sister.
【小题4】—______ can your friends do?    —They can make sandcastles.
【小题5】—______ is the boy?   —He’s ten years old.

is your birthday?（　　）

A．Where

B．When

C．What

按要求完成句子。
【小题1】— When is the school trip? — It’s _________.
【小题2】My birthday is ____________.
【小题3】 ________ is the maths test? It’s ____________.
【小题4】We will have a party ________ Children’s Day.
【小题5】The ________ month of a year is April.

__________ is Children’s Day? (   )

A．When

B．Whose

C．Where

— _________ my book ? (    )
— It’s in your bag.

A．Who’s

B．Where’s

C．What’s