What are you doing?
I am singing an English song.
What is he mending?
Are you flying a kite? Yes, I am.
Are you asking questions?
What are you doing now? I am eating bread,
It's nine o'clock. My father is working in the office.
Where is Max? He is runing on the grass
what_are__you_doing__(do)?
I_am singing__(sing)an english song
what_is__he_mending__(mend)?
__Are_you_fiying__(fly)a kite?Yes,_i am__.
__Are_you__asking_(ask)questions?
what are you__doing_(do)now? I_am eating__(eat)bread
It's nine o'clock.My father__is working____(work)in the office
where is Max?He_is running__(run)on the grass
(1) are doing
(2)am singing
(3)is mending
(4)Are fiying i am
(5)Are asking
(6)doing am eating
(7)is working
(8)is running
望采纳!(*^__^*) 嘻嘻……
what are you doing
I‘m singing an
what is he mending
Are you flying yes I am
Are you asking
doing I am eating
My father is working
He is running
1.are doing2.am singing3.is mending4.Are flying am5.are asking6.doing am eating7.is working8.is running