According to the passage, in certain situations our former experiences ______.
A. will always work once again
B. can improve the efficiency of solving problems
C. can be our personal treasure
D. may hinder us from conceiving better ideas
______ the content is concerned, the book is worth reading.
As long as
B. As far as
C. As well as
D. As good as
A．From Europe to China.B．From Ethiopia to Europe.C．From China to Ethiopia.D．From Byzan
A. From Europe to China.
B. From Ethiopia to Europe.
C. From China to Ethiopia.
D. From Byzantium to China.
The new way to predict earthquake might work by______.
A. measuring barometric pressure
B. measuring underground pressure
C. studying pre-seismic signals
D. detecting seismic waves
微信支付 
支付宝支付