阿摩線上測驗
13. The company that offers a bonus to its employees __________ more successful than those that do not.
(A) are
(B) is
(C) were
(D) was
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統計： A(12), B(66), C(2), D(2), E(0) #3506635
統計： A(12), B(66), C(2), D(2), E(0) #3506635
