------ You don’t look well. Are you ill?
------ No, the exam is coming, and I _____ reading until midnight.
A.kept up | B.got up | C.stayed up | D.work up |
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------ You don’t look well. Are you ill?
------ No, the exam is coming, and I _____ reading until midnight.
A.kept up | B.got up | C.stayed up | D.work up |