Change the sentences to passive voice and also tell the tense1. The Ch

1.	Change the sentences to passive voice and also tell the tense1. The Chinese discovered acupuncture thousands of years ago.2.Has he given you back the book yet?
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Change the sentences to passive voice and also tell the tense1. The Chinese discovered acupuncture thousands of years ago.2.Has he given you back the book yet?

Answer»