用am. is .are 填空。(1)I MingMing .(2)You ChenLing.(3)He My uncle.(4)She My aunt.
I am flying .(在天空上)
And the apples are the stairs .(跌落)
It’s easy to _____ with English.(出错误)
How many _______ are there?(学生)
______ your meal!(享受)