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Scientists are working around the clock to _______ a more effective treatment for this rare disease.

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This question belongs to "Trắc nghiệm tổng hợp Phrasal Verbs - Đề số 2" on Học Mỗi Ngày. Review the answer, solution, and related items in the same set to study more effectively.

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Scientists are working around the clock to _______ a more effective treatment for this rare disease.

A

come across

B

come up with

C

come around

D

come through

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