Just in short:
Causative HAVE
Subject + HAVE (in all possible forms) + Object + Past participle
I have my eyes tested twice a year.
She's having a new heating system installed now.
We had the lawn mown last Thursday.
She's been having her car serviced since 17 May.
You should have your heart examined.
I can't have it done by anyone.
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Quasi passive
Subject + be (usually present or past form) + past participle + present infinitive (for present and future states)
She is thought to have ten children.
He was said to be poor.
Subject + be (usually present or past form) + past participle + present continuous infinitive (for present and future actions)
She is supposed to be going to London on Wednesday.
They were thought to be studying.
Subject + be (usually present or past form) + past participle + present perfect infinitive (for past states)
Mrs Simpson is said to have lived in this house.
We were claimed to have had lots of money.
Subject + be (usually present or past form) + past participle + present perfect continuous infinitive (for past actions)
I am suspected to have been lying to them.
The Derecks' sons were said to have been smuggling alcohol.