[ Grammar ]
Identify the simple subject in the sentence below.
Does calcium carbonate make the shells of crabs and lobsters hard and stony?
A. calcium carbonate
B. shells
C. crabs
D. lobsters
Select your answer:
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Other quiz:
Simple Past Tense › ViewSarah _____ coffee for ____ relatives
A. did / she
B. did/ her
C. made / she
D. made / her
Vocabulary › View
verb; to walk heavily or slowly, to work slowly
A. temerity
B. unfeigned
C. plod
D. virulent
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