阿摩線上測驗
12. The little boy knows how to add, subtract and _____, but he cannot divide.
(A) omit
(B) complete
(C) multiply
(D) govern
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統計： A(60), B(64), C(349), D(13), E(0) #3077059
統計： A(60), B(64), C(349), D(13), E(0) #3077059
