阿摩線上測驗
32 The government is building a new______ to protect the neighboring cities from the flood.
(A) can
(B) dam
(C) ray
(D) yam
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統計： A(0), B(23), C(4), D(5), E(0) #3039996
統計： A(0), B(23), C(4), D(5), E(0) #3039996
