About causative words

Hello there! Please help me. I have a very complicated question.
Why when we use " let, have,make",we can say let/have/make sb do sth.

While when we use " force" or "get", we should say get sb to do, force sb to do, why?

Question

About causative words

Hello there! Please help me.   I have a very complicated question.
Why   when we use " let, have,make",we can say  let/have/make sb do sth.

While  when we use " force" or "get", we should say  get sb to do,   force sb to do, why?

Answer

Sadly, there is no logical explanation for this! It's just the way English language has been formed throughout the years. What might help, is that very many years ago, English still had declensions and much more complicated grammar and the difference of use of "to" might be a remnant of different grammatical structures.

Answer

I agree with Faustína - it's just the way it is.

It's worth noting, however, that make uses to in passive voice.

They made him do it again.

He was made to do it again.

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