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?
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?
答