[ Grammar ]
Switzerland is one of __________ (rich) countries in the world.
A. rich
B. richer
C. the richest
D. as rich

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Grammar & Vocabulary › ViewDo you know … idea it was? Was it Greg’s or Fiona’s?
A. which
B. who
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Choose the correct punctuation for the following sentence: What is your name
A. ?
B. ,
C. .
D. !