用动词的适当形式填空When the lightning _____(flash),what do you see?When Benjamin Franklin _____(fly) a lite in the storm,something in the wire gave him a fright.We saw some pandas _____(eat) bamboos in the zoo just now.Vacuum cleaners are

用动词的适当形式填空When the lightning _____(flash),what do you see?When Benjamin Franklin _____(fly) a lite in the storm,something in the wire gave him a fright.We saw some pandas _____(eat) bamboos in the zoo just now.Vacuum cleaners are
用动词的适当形式填空
When the lightning _____(flash),what do you see?
When Benjamin Franklin _____(fly) a lite in the storm,something in the wire gave him a fright.
We saw some pandas _____(eat) bamboos in the zoo just now.
Vacuum cleaners are _____(use) to do housework.
There ______(be) a lot of space here in the classroom now.
She ___(not be) in Shanghai since 2002.
____ you _______(travel) on the Airport Express yet?
Lucy always ____(help)others.
This old photo makes me _____(think) of my childhood.
Listen,the birds_____(sing).

用动词的适当形式填空When the lightning _____(flash),what do you see?When Benjamin Franklin _____(fly) a lite in the storm,something in the wire gave him a fright.We saw some pandas _____(eat) bamboos in the zoo just now.Vacuum cleaners are
flashes
flew
eating
used
is
hasn't been
Have travelled
helps
think
are singing

is flashing;was flying; eat; used;is;hasn't been; have travelled; helps;think;are singing.

When the lightning _flashes_(flash), what do you see?
When Benjamin Franklin _flew_(fly) a lite in the storm, something in the wire gave him a fright.
We saw some pandas _eating_(eat) bamboos...

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When the lightning _flashes_(flash), what do you see?
When Benjamin Franklin _flew_(fly) a lite in the storm, something in the wire gave him a fright.
We saw some pandas _eating_(eat) bamboos in the zoo just now.
Vacuum cleaners are _used_(use) to do housework.
There _is_(be) a lot of space here in the classroom now.
She _hasn't been_(not be) in Shanghai since 2002.
_Have_ you _travelled_(travel) on the Airport Express yet?
Lucy always _helps_(help)others.
This old photo makes me _thinking/think_(think) of my childhood.
Listen,the birds_are singing_(sing).

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flashes , flew,eatting, used,is, hasn't been ,Have travelled, helps, think of , are singing

When the lightning _flashes____(flash), what do you see?
When Benjamin Franklin (was flying)(fly) a lite in the storm, something in the wire gave him a fright.
We saw some pandas (were eating...

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When the lightning _flashes____(flash), what do you see?
When Benjamin Franklin (was flying)(fly) a lite in the storm, something in the wire gave him a fright.
We saw some pandas (were eating) bamboos in the zoo just now.
Vacuum cleaners are (used) to do housework.
There (was)(be) a lot of space here in the classroom now.
She (has been not)(not be) in Shanghai since 2002.
_Have___ you (traveled )travel) on the Airport Express yet?
Lucy always (helps)(help)others.
This old photo makes me (think) of my childhood.
Listen,the birds（are singing）(sing).

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1.flashes 2. was flying 3. eating 4. used 5. is 6. had not been 7. have ... travelled 8. helps 9. think
10. is singing

When the lightning flashes_____(flash), what do you see?
When Benjamin Franklin _flew____(fly) a lite in the storm, something in the wire gave him a fright.
We saw some pandas __ate___(eat) b...

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When the lightning flashes_____(flash), what do you see?
When Benjamin Franklin _flew____(fly) a lite in the storm, something in the wire gave him a fright.
We saw some pandas __ate___(eat) bamboos in the zoo just now.
Vacuum cleaners are __used___(use) to do housework.
There ___are___(be) a lot of space here in the classroom now.
She _hasn't been__(not be) in Shanghai since 2002.
__Have__ you ___traveled____(travel) on the Airport Express yet?
Lucy always helps____(help)others.
This old photo makes me _think____(think) of my childhood.
Listen,the birds__are singing___(sing).

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