阿摩線上測驗
34 The answer to how much we should _____ a waitress can be varied. Some people think 10 to 15% of your bill is the proper amount in the daytime.
(A) tip
(B) value
(C) ask
(D) engage
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統計： A(33), B(0), C(0), D(2), E(0) #3412399
統計： A(33), B(0), C(0), D(2), E(0) #3412399
