阿摩線上測驗
3. Don’t forget to _____ the door when you leave the house, or someone might walk in.
(A) burn
(B) fold
(C) lock
(D) drop
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統計： A(1), B(3), C(78), D(0), E(0) #3912454
統計： A(1), B(3), C(78), D(0), E(0) #3912454
