some subjects may be better taught using computers这句话语法结构是怎么样的?

问题描述:

some subjects may be better taught using computers这句话语法结构是怎么样的?

some subjects是主语
may be better taught情态动词的被动语态,谓语 可能被教得更好
using computers现在分词作状语
一些科目可能用电脑教更好.