[ Subject-Verb Agreement ]
Among the animals, turtles cling to their basic structural design, while many others (is, are) experimenting their way to extinction.
A. Is
B. Are
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A. leave
B. leaves
C. left
D. will leave
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When two independent sentences are joined by a comma:
A. comma swipe
B. comma splice
C. phrase fragment
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A. fish and animals
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She came to London a year ago, and she still lives there.
A. She lived in London for a year.
B. She has gone to London for two years.
C. She has been in London for a year.
D. She has been to London for ages.