Doctors lay the patients to inject.(question tag)

doctors lay the patients to inject,don't they?

Explanation:

its cause the question says that the doctors lay patients that means both of these r in plural so we will refer the doctors as they and the question is positive that means the question tag will be a negative

often a noun phrase is just a noun or a pronoun:

people like to have money.

i am tired.

it is getting late.

the sample answer on e2020

conflicting values are demonstrated between two different groups in animal farm. first, the farm animals value hard work. this is shown by them working late and working long hours at the request of the pigs. napoleon and the pigs, however, sleep late daily. furthermore, the animals value equality. this differs from the value of napoleon and the other pigs. instead of equality, they value only gaining power and maintaining their own privilege, which is demonstrated by their taking extra milk and sleeping in beds.