Nga gave Tom a book yesterday.
Tom was given a book by Nga yesterday.
John repaired this bicycles last week.
This cars were repaired by John last week.
The police found him in the forest
He was found in the forest by the police
He has just finished a novel for ten months
A novel has just been finished (by him) for ten months
I have done my homework since last Friday.
My homework has been done (by me) since last Friday.
Did they .................. this house in 1990?
A. build B. was built C. has built D. built
Did they .built.. this house in 1990?
A. build B. was built C. has built D. built
The robbers .................. since last Monday.
A. have arrested B. have been arrested
C. were arrested D. are arrested
The robbers ..have been arrested.. since last Monday.
A. have arrested B. have been arrested
C. were arrested D. are arrested
Gold ................. in California in the nineteenth century.
A. was discovered B. has been discovered
C. discovered D. are discovered
Gold was discovered in California in the nineteenth century.
A. was discovered B. has been discovered
C. discovered D. are discovered
My son ............. games for two hours.
A. played B. is played
C. has played D. has been played
My son has played games for two hours.
A. played B. is played
C. has played D. has been played
Meals ............. by Hoa every day.
A. cooks B. cooked C. has cooked D. are cooked
Meals are cooked by Hoa every day.
A. cooks B. cooked C. has cooked D. are cooked
My father waters these flowers every morning.
These flowers are watered by my father every morning.
John invited Liz to his birthday party last night
Liz was invited to John’s birthday party last night.
Our teacher have already explained the English grammar.
The English grammar has already been explained by our teacher.
Did Mary buy this beautiful dress?
Was this beautiful dress bought by Mary?
The German didn’t build this factory during the Second World War.
The factory wasn’t built by the German during the Second World War.