【简答题】A.Toys have changed so much over the centuries. B.The technique in toy- has remained unchanged. C.The technique in toy- has changed a lot. D.Toys have remained basically the same over the ...
【简答题】Various efforts have been made over the centuries to predict earthquakes, including observing lights in the sky and ________ animal behavior. A) abnormal B) exotic C) absurd D) erroneous