[ Modal Verbs ]
The doctor said that you … your antibiotics for 10 days. That’s why you’re still sick.
A. must have taken
B. needn’t have taken
C. should have taken
Select your answer:
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Adverbial Clause › ViewI couldn’t go out _____ it was raining heavily.
A. if
B. because
C. unless
D. when
Subject-Verb Agreement › View
Your pants _____ on fire, for some reason.
A. were
B. was