Question

Many plants could move northward and toward the Pacific coast_____ rising temperatures and changes in rainfall．

A．with regard to	B．in defense of
C．by means of	D．in reaction to

Answer 1

D

試題分析：句意：許多植物可能北移到太平洋沿岸以應(yīng)對溫度的上升和降水量的變化。with regard to關(guān)于；in defense of為保證；by means of借助于；in reaction to應(yīng)對，選D。