47. According to the passage, governments are trying to protect people from tsunamis by ____.
(A) encouraging people to move farther inland
(B) giving a warning when a tsunami is coming
(C) building a wall to stop the tsunami
(D) holding religious ceremonies to stop earthquakes
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統計: A(16), B(365), C(14), D(3), E(0) #1597097
統計: A(16), B(365), C(14), D(3), E(0) #1597097