用is和are 填空。
(1)There________a boy at the Great Wall.
(2)There _______three books under the apple.
(3)There________a cat in the box.
(4)There_______some ducks in the boat.
(5)There_______some clothes on the line.
当你饿的时候，你应说：________
A．I am fine. B．I am hungry. C．What is this?
你们班来了一位新同学，你想把他介绍给大家，你应说：________
A．He is Tom，this is my new classmate.
B．This is Tom，our new classmate.
C．We have a friend.
选出错误的选项并在横线上改正。(8分)
—How old are you?
—________
A.Thank you. B.I am ten. C.I am fine.
—What is that?
—________
A．It is a bee. B．It is a bees. C．It is bee.