[ Modal Auxiliary ]
Jenny’s engagement ring is enormous! It ______ have cost a fortune!
A. may
B. might
C. can
D. must
Select your answer:

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Past Passive › ViewSherlock Holmes was one of the greatest detective stories in the world. It________________ by Sir Arthur Conan Doyle.
A. write
B. written
C. was written
D. were written
Grammar and Vocabulary › View
________ are very violent storms which can cover hundreds of kilometers.
A. Hurricanes
B. Monsoons
C. Rainbows
