5th Grade Grammar The Passive
The highlighted words below (was built, is visited, etc.) are examples of the passive. We use the passive if we do not know who does something, or if it is not important or not necessary to say who does it.
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3rd Grade Grammar There is There are
Grade 10 Grammar Lesson 40 More prepositions (1)
2nd Grade Grammar This That These and Those
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Grade 10 Grammar Lesson 5 Present perfect and past simple (3)