【简答题】补全对话 A: What are you going to do after leaving school? B: I'm thinking about becoming a pilot. That way I would be able to travel. A: 1 B: Of course I do. I like to visit different places, make differ...
【单选题】Vibrations in the ground are a poorly understood but probably widespread means of communication between animals. It seems unlikely that these animals could have detected seismic 'pre-shocks' that were...
A.
the world’s earthquake laboratories were not effective in detecting seismic 'pre-shocks'.
B.
seismic signaling was the major communication form. of many animal species.
C.
those animal species can feel and understand all kinds of vibrations.
D.
all storage animal behaviors can be explained by extra-sensory perception.