阿摩線上測驗
4. The new safety guidelines must be followed strictly; _____, accidents might occur.
(A) in addition
(B) therefore
(C) for example
(D) otherwise
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統計： A(10), B(2), C(2), D(31), E(0) #3492412
統計： A(10), B(2), C(2), D(31), E(0) #3492412
