高考◆英语◆重庆市題庫下載題庫

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21. It is known to all that _____ you exercise regularly, you won’t keep good health.
(A)unless
(B)whenever
(C)although
(D)if


答案:A
難度: 計算中

21. It is known to all that _____ you ex..-阿摩線上測驗