请教og11-24

redragon124

For members of the seventeenth-century Ashanti nation in Africa, animal-hide shields with wooden frames were essential items of military equipment, a method to protect warriors against enemy arrows and spears.

a method to preotect

as a method protecting

protecting

as a protection of

672

to protect

Answer：C

C,D和E怎不明白？

eddienumb

-ing分词在这里表示伴随状语  修饰animal-hide shields

redragon124

OG的解释：Replacing the underlined phrase with the participle protecting creates a modifying phrase that clearly explains the purpose of the items of military equipment.

不明白