high和hight， weigh和weight 的区别。

high是形容词，height是名词；weigh是动词，weight是名词。50kg重，用weight，但要知道50kg重前，需要weigh一下。

weight和hight分别是weigh和high的名词,而后两者分别是动词和形容词;

What's the height of (Everest) Mount Jolmo Lungma ?
The mountain is 8844.43 meters high.

He weighed in at several pounds below the limit.
他赛前量体重比规定限度少几磅。
It's been weighing on my mind for days whether to tell her or not.
我这几天心烦意乱，不知道应该不应告诉她。
The branches of the trees were weighed down by snow.
树枝被雪压弯了。

The pillars have to support the weight of the roof.
这些柱子须承受屋顶的重量。
The full weight of decision-making falls on her.
决策的重任全落在她的肩上了。
He has put on weight since I last saw him.
自从我上次见到他以来，他又长胖了。

这里，weight和hight分别是weigh和high的名词
What's the height of Mount Qomolangma
He is 50 kilometers' weight.
要有不懂还可以问( ⊙ o ⊙ )啊！