题目内容:
The San Andreas fault is ______.
A) an active fault system
B) a place where earthquakes have been predicted accurately
C) a place where earthquakes have been controlled
D) the location of the Rocky Mountain
参考答案:
The San Andreas fault is ______.
A) an active fault system
B) a place where earthquakes have been predicted accurately
C) a place where earthquakes have been controlled
D) the location of the Rocky Mountain