Help me with passive voice? please
HI 
Help me with the following sentences. I am studying English and I have a problem with learning the passive voice.. I am not sure if these sentences are right or not??? : )
Complete the sentences with the correct form of the verb in brackets – Past Simple or Present Simple, active or passive.
22. Before 1980, most Levi´s jeans are produced (produced) in the USA
23. In the 1980s, Levi Strauss opened (open) a lot of jean factories
24. 86% of the world´s goods are used by 20% of the world´s population
25. Half the world-nearly 3 billion people live (live) on $ 2 a day
26. Over a quarter of the world’s goods are produced (produce) by 200 multinational companies
27. in 1999, more tan half a million people demonstrated (demonstrate) in Seattle.
28. America was discovered (discover) by Cristobal Colon.
29. Quito was found by bizarre
30. Espe open (open) the doors to all variety of students
Thanks : )
1 Answer
22. Before 1980, most Levi´s jeans are were produced (produced) in the USA
23. In the 1980s, Levi Strauss opened (open) a lot of jean factories (correct)
24. 86% of the world´s goods are used by 20% of the world´s population (correct)
25. Half the world, nearly 3 billion people, live (live) on $ 2 a day (added commas)
26. Over a quarter of the world’s goods are produced (produce) by 200 multinational companies (correct)
27. in 1999, more than half a million people demonstrated (demonstrate) in Seattle. (correct)
28. America was discovered (discover) by Cristobal Colon. (correct)
29. Quito was found by bizarre (correct)
30. Espe open (open) the doors to all variety of students (Past simple: opened, Past simple passive: had opened, Present Simple: opens) (No sé la palabra "Espe". Quizas es un nombre.)
Thanks : )
