28. Earthquake happen in certain area where _______.
Answer: D. pieces of the earth surface meet
29. earthquake often happen along ______.
Answer: D. the east-coast of Asia
30. Looking for ______ can help predict earthquakes.
Answer: B. change in the earth surface
31. The passage mainly discusses ______.
Answer: C. How to predict earthquake.
32. After an earthquakes, as a result of _____ people may die
Answer: B. lack of food
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