阿摩線上測驗
39. According to the previous question, the ship may encounter the bad weather together with height wave of ________ at the area mentioned.
(A) 30 feet
(B) 30 meters
(C) 42 feet
(D) 42 meters
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統計： A(156), B(34), C(27), D(8), E(0) #3553088
統計： A(156), B(34), C(27), D(8), E(0) #3553088
