heavy与weight原句：How heavy is that piece of luggage?（改为同义句)What's the weight of that piece of luggage?为什么用what' the weihgt 不用what's the heavy?
问题描述：
heavy与weight
原句：How heavy is that piece of luggage?（改为同义句)
What's the weight of that piece of luggage?
为什么用what' the weihgt 不用what's the heavy?
答
weight是名词或动词，heavy可作形容词。形容行李当然用形容词啦
答
heavy 重,
weight重量
用中文的意思都可以理解了
你多重啊?=你重量是多少?
明白?