Prepositions
Q1
One has to be ..... guard when downloading files from the Internet if he or she wants to avoid getting a computer virus.
(*) in
(*) on
(*) out
(*) under
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One has to be ..... guard when downloading files from the Internet if he or she wants to avoid getting a computer virus.
(*) in
(*) on
(*) out
(*) under
© 2021 English.best. All rights reserved. | Website Designed by Softvoya