There are sixty minutes in ____hour.  （    ）

A．a

B．an

C．the

读句子并选出正确的单词填在横线上。
【小题1】Joy worked with wild animals.She________(find／found)a lion on her way home.
【小题2】I live on Changchun Road.The Greens are my________(neighbour／neighbours).
【小题3】Would you like to have________(a／an)e—friend?
【小题4】I have some e—friends in different ________(country／countries).
【小题5】The Lis have three ________ (child／children), one son and two daughters.

There is elephant under the tree. (  )

A．a

B．an

C．none

选词填空。
【小题1】_________ ( Do / Does ) you have a playground?
【小题2】We have ________ ( a / an)art room.
【小题3】It’s ________ ( to / on )the second floor.
【小题4】The teachers’ office is next ________ ( to / on ) our classroom.
【小题5】Look! This ________ ( is / are ) our new classroom.

I have_____useful message to tell you. （ ）

A．a

B．/

C．an

D．the