[ Grammar ]
Galileo and Newton established the scientific framework ———– others built new scientific laws on.
A. which
B. where
C. who
D. when
Select your answer:

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Modals for Necessity and Suggestions › ViewChoose the correct use of the modal in this sentence:
You don’t have to take a lesson.
A. Necessity
B. Lack of necessity
C. Recommendation
Interrogative Pronoun › View
For all I know _____might have been your last chance.
A. That
B. That there
