1.The old farmer________ the badly-injured and wounded soldier,came out of the burning house,________for help.A.supporting; calling   B.supported by; called C.being supported by; called D.being supporting; called 这个怎么选,为什么

问题描述:

1.The old farmer________ the badly-injured and wounded soldier,came out of the burning house,________for help.
A.supporting; calling   B.supported by; called
C.being supported by; called D.being supporting; called
这个怎么选,为什么

A
分词短语作状语.