摘要: I felt somewhat disappointed and was about to leave something occurred which attracted my attention. A. unless B. until C. when D. while
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I felt somewhat disappointed and was about to leave, ________ something occurred which attracted my attention.
- A.unless
- B.until
- C.when
- D.while
I felt somewhat disappointed and was about to leave _____ something occurred which attracted my attention.
A. unless B. until C. when D. while
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A. unless B. until C. when D. while
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