请根据句意、首字母或中英文提示写出句中所缺单词。
My brother always takes an ___________ (积极的) part in different activities.
We are amazed at the h______ of Mount Tai. It is about 1532 metres.
---How do you like your ___________ (a long trip) to Guangzhou? ---Wonderful.
He           (go to ) an important meeting last week.
She is very           ,she can wait for a long time without getting angry.