There are increasing number of families have private cars.这句话怎么修改

There are increasing number of families have private cars.这句话怎么修改
There are increasing number of families have private cars.这句话怎么修改

There are increasing number of families have private cars.这句话怎么修改
There are increasing number of families have private cars.
修改：There are increasing number of families （that）have private cars.
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