Final answer:
The sentence 'Los niños trabajan tanto que los padres' is incorrect and can be corrected by using 'tanto...como' to compare the amount of work done by the children and parents.
Step-by-step explanation:
The sentence 'Los niños trabajan tanto que los padres' is incorrect.
The sentence lacks a verb in the second part. To make it grammatically correct, it should be 'Los niños trabajan tanto como los padres', meaning 'The children work as much as the parents'.
This sentence demonstrates the use of the comparative phrase 'tanto...como' to compare the amount of work done by the children and the parents.
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