Matura - Passive voice and causative have

They say he is a millionaire.

He (a)   be a millionaire.

They believe she won a lot of money.

It (a)   she won a lot of money.

Doctors expect Mary will recover soon.

Mary (a)   recover soon.

Everybody knows Jack has failed his driving test.

Jack (a)   his driving test.

People think cars pollute the air.

It (a)   cars pollute the air.

Everybody says Japanese people have a healthy diet.

It (a)   Japanese people have a healthy diet.

People think vloggers earn a lot of money.

Vloggers (a)   earn a lot of money,

They believe she won a lot of money.

She (a)   won a lot of money.

Cheetahs .................................. the fastest mammals.

• is known to be

• are known that they are

• are known to be

• are known to have been

Mike is known ........................... some homeless people last year.

• that he helped

• to help

• to have helped

• to helped