This house was built by some body in 1930
câu bị động ở thì quá khứ đơn S+WAS/WERE+P2
2000 peopele are employed by Siemens in Cyprus
câu bị động ở thì hiện tại đơn S+AM/IS/ARE+P2
Football is played by people all over the world
S+AM/IS/ARE+P2
More than a thousand cars are sold by our company every month
S+AM/IS/ARE+P2
Penicillin was discovered by Alexander Flemming in 1928
S+WAS/WERE+P2
London Underground system was used by two million people every day
S+WAS/WERE+P2