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rid
ing
What is he doing?
What are they doing?
fly a kite
flying a kite
They are flying kites.
They are .
What are they doing?
a jet-ski
ride a jet-ski
The boy __ ______ _ _______.
riding a jet-ski
is
What is the boy doing?
He __ _________ .
is swimming
swim
What is he doing?
shell
s
collect
She is collecting shells.
What is she doing?
He is fishing .
What is he doing?
flying a kite 放风筝
riding horses 骑马
listening to music 听音乐
playing football 踢足球