Topics: Verb Tenses and Modals
“Trees do not only prevent flooding, they also produce cleaner air ___ of the oxygen they produce.”
A. when
B. because
C. as well as
D. If
Select your answer:
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Tenses › ViewWe ____ Indian food before.
A. don’t try
B. didn’t try
C. have never tried
D. had never tried
Modals › View
Tony didn’t study hard for the test. His answers _____ from someone else.
A. should have copied
B. can have copied
C. must have been copied
D. would have copied