choose the answer that identifies the voice of the sentence

label English
account_circle Unassigned
schedule 1 Day
account_balance_wallet $5

Many astronomical facts have been known since ancient times 

active voice 

passive voice

Feb 24th, 2015

passive voice

(have been known)

Feb 24th, 2015

Did you know? You can earn $20 for every friend you invite to Studypool!
Click here to
Refer a Friend
...
Feb 24th, 2015
...
Feb 24th, 2015
Oct 18th, 2017
check_circle
Mark as Final Answer
check_circle
Unmark as Final Answer
check_circle
Final Answer

Secure Information

Content will be erased after question is completed.

check_circle
Final Answer