In 1543, a new theory was suggested by a Polish ...

[ Grammar ]

In 1543, a new theory was suggested by a Polish astronomer, Copernicus.

A. Active

B. Passive

Select your answer:
A B C D E

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Grammar & Vocabulary Ability used to, be used to, get used to Be Going To vs. Will Transitional Words Modal Verbs of Permission Types of Phrases Nouns - Word Form-ION Conjunctions & Interjections Pronouns and Subject Verb Agreement

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