第134页

信息发布者：
Is
she
is
she
isn't
Is
your
brother
writing
he
is
he
isn't
Are
washing
clothes
I'm
doing
homework
Is
swimming
he
is
Are
they
playing
they
aren't
They're
running
jumping
playground
Is
she
making
bedroom
she
is
What are Jack and Mike doing？
Where is Helen drawing pictures ?
Who is helping sick people ?
She is washing the dishes .
−What are the children doing ? 
−They are having a picnic .
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