good
a good book 一本好书（东西）
a good teacher一个好老师（职业）
Did you have a good time at the party?你在派对上有一个愉快的时光吗？
good time这边表示有一个愉快的时光
The weather has been really good for the time of year.
the weather is good表示天气很好
I've just had some very good news.我刚听到了些好消息。
good news好消息
It's so good to see you after all this time!
这边的so good to see you是表示很高兴见到你
nice
Did you have a nice holiday?你有一个愉快的假期吗？
Have a nice day/time!有一个愉快的上午。
This milk doesn't smell very nice.牛奶不怎么好闻。
Thanks for ringing - it's been nice talking to you.谢谢你的来电，很开心能够与你交谈。
Wasn't it nice of them to invite us?他如果把我们
This orange is nice and juicy.这橙好又多汁。
beautiful
a beautiful woman美丽的女生
beautiful scenery美丽的风景
She was wearing a beautiful dress.他穿着一条美丽的裙子
a beautiful piece of music一段很好的音乐。
beautiful weather美好的天气
You did a beautiful thing in helping those poor children.美好的事情
She dresses beautifully.她打扮的很美丽。
Their house is beautifully decorated.这间房子装饰得很美丽。
其实英文字很抽象的。
例如：weather上面即可用beautiful与good来形容
time也可用nice与good来形容。
希望你看了例子会比较明白吧！
