阿摩線上測驗
10. Edward watched his mother _____ the cake in the kitchen.
(A) to bake
(B) baked
(C) bakes
(D) baking
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統計： A(3), B(0), C(2), D(32), E(0) #3390725
統計： A(3), B(0), C(2), D(32), E(0) #3390725
