1.- They built a house.
Present Simple...A house is built.
2.- Our uncle takes Susan to hospital.
Present Simple...Susan is taken from hospital by our uncle.
3.- We have cleaned the car.
Present Perfect...The car has been cleaned.
4.- They speak English.
Present Simple...English is spoken.
5.- The policeman help the children.
Present Simple...The children are helped by the policeman.
6.- A robber broke the window of the shop.
Past...The window of the shop was broken by a robber.
7.- My mother sends me to the butcher.
Present Simple...I am sent to the butcher by my mother.
8.- Peter will look after my little brother.
Future...My little brother will be looked after by Peter.
9.- Mr. Jones watches the film.
Present Simple...The film is watched by Mr. Jones.
10.- Somebody built the house last year.
Past...The house was built last year by Somebody
11.- They speak English in the shop.
Present Simple...English is spoken in the shop.
12.- The waiter brought me a big steak.
Present Simple...A big steak was brought me by the waiter.
13.- She gave me the box.
Past...The box was given me.
14.- Max will look after him.
Future...He will be looked after by Max.
15.- We saw her in Dresden last week.
Future...She was seen in Dresden last week.
16.- No one has ever beaten me at chess.
Present Perfect...I´ve been ever beaten at chess by no one.
