Two added to three is five.为什么add要加ed 又为什么要加to?

问题描述:

Two added to three is five.为什么add要加ed 又为什么要加to?
Two added to three is five.为什么add要加ed 又为什么要加to?

很高兴为您
Two is added to three is five
Two add to three is five
楼主打错了哦不要加is吧add不已经是动词了吗被动 be done