[ Tenses ]
Complete the sentence about a past event: Yesterday, our science class _____ a cool experiment with baking soda and vinegar.
A. did
B. does
C. done
D. do
Select your answer:
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Modal Auxiliary › ViewI can’t understand Martin. I’ve never _____________ understand him.
A. can
B. could have
C. must
D. been able to
Grammar › View
Bill is going to ＿＿＿ a lot of money ＿＿＿ the new car. I can’t believe that.
A. pay; for
B. take; with
C. cost; for
D. spend; to