79.He is afraid _______the narrow bridge because he is afraid _______ into the water.A.to cros

问题描述:

79.He is afraid _______the narrow bridge because he is afraid _______ into the water.A.to cros
79.He is afraid _______the narrow bridge because he is afraid _______ into the water.
A.to cross,of falling B.of crossing,to fall C.to cross,to fall D.of crossing,of falling

A.to cross,of falling
be afraid to do害怕去做某事
be afraid of doing 担心某事