 According to the propagation curve predicted by our model, the transmission of KY state is still in its early stage, while that of VA, WV is in the middle point, and OH, PA in its latter ones.
<fluency>  According to the propagation curve predicted by our model, the transmission of KY state is still in its early stage, while that of VA, WV is in the middle point, and OH, PA in its latter ones.
 According to the propagation curve predicted by our model, the transfer of KY state is still in its early stage, while that of VA, WV is in the middle point, and OH, PA in its latter ones.