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为什么选Abe afraid用法是什么
问题描述：
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为什么选A
be afraid用法是什么
答
他要过那个那座窄桥，因为他怕落入水中，要（即将to do sth）掉入水中是个进行时。
答
固定搭配be afraid to do sth ,be afraid of doing sth
答
be afraid of +doing / to do ,the narrow bridge 是名词 ，所以前边是动词 用to do 形式 ，而into 是介词 所以要用of doing 形式。
答
表目的 谢谢
答
be afraid to do害怕 和 be afraid of doing 担忧 恐怕