A.in all the places in the world |
B.only in the countries that have a lot of mountains |
C.regularly in most places in the world |
D.only in a few places along the coast |
A.1964; Alaska. | B.1556; China. |
C.1923; Japan. | D.1976; China. |
A.The stronger the earthquake is, the more people are killed. |
B.Earthquakes often come unexpectedly (出乎意料地). |
C.Earthquakes can cause fires. |
D.People still don’t know how to tell when an earthquake will come. |
A.How do earthquakes worry people? |
B.What will people do to prepare for earthquakes? |
C.How can we save people when earthquakes happen? |
D.How do earthquakes happen? |